Not using the 4 pin connector. 7" adapter I picked up from somewhere. . 25" filters. 76um pixels. 76um. Therefore, in response to requests to provide a solution for using the QHY5III series mono cameras and CFW3S filter wheel, QHY now has a simple adapter available for the. It sounds like the mount is confused by receiving commands from different programs. The QHYCFW3-S-US (7 x 1. Includes the retail boxes, and all the bits and pieces QHY includes. I hook through the main camera and also bypassed all secondary cabling also with the same results. 7x FR/FF Baader UFC Filter: 2" L-enHance Focuser: Moonlite CFL & V2 HR Stepper Motor. Easy and Quick to use electronic polar scope! Quick View. 4 that comes with their 'QHYCCD_Win_AllInOne. 27 (~2. If this works, make sure the FW is configured for direct connection to the camera and not to USB (or Serial). But, it costs $500 more and is a lot heavier. Relaoded all software including the latest allinone Beta 22. QHYCCD for providing a QHY183M and CFW3 filter wheel to test and verify NINA's native QHY camera and filter wheel drivers; These items helped a lot during development and testing. Due to the short mechanical length, it can only accommodate 5 mm thick filters. The IMX294 and IMX492 chips have 46. I use a Agena Astro M42-M54 threaded adapter and. -- Sincerely, Jennifer Shelly AstroPorch, VA Mounts: ES PMC-8 G-11, ES PMC-8 EXOS-2 Scopes: ES ED127 FCD-100, ES Levy Comet Hunter, ES N208CF, QHY Mini Guide Scope, Solomark F60 Guide Scope Cameras: QHY600M, QHY128C, QHY168C Misc: MoonLite CFL 2. The 21. The first and best solution is to see if your filter wheel driver has an option to force it to run in only one direction. This particular model is 21. 5mm extension in between IFI 59mm threads and QHY CFW3-L FW: Here is a 32. 2、Enter the decompressed directory, install and execute the install. 25" filter mounts with a height of 6 mm are unfortunately too thick. Overview. Color or Monochrome Camera: Monochrome; Cooled or Uncooled: Cooled; Pixel Array & Resolution: 9576 x 6388 (61. QHY CFW3 Large 7 Position Filter Wheel - 2"/50mm With the introduction of their innovative new 3rd generation models, QHYCCD has revolutionized what one can expect from a filter wheel moving forward. Incorporating an ultra-thin stepper motor drive, this 21. Filter wheel measured diameter ranges from 47. The ASI has a 256MB Image Buffer. QHY CFW3-US (M), switching filter issue (like buzzing noise) - posted in Experienced Deep Sky Imaging: Hello everyone Today I woke up unfortunately half night worth of data 10 minutes after the meridian, while using NINA, it issues command to change filter from position 7 to position 0 but it remained the whole night at switching filter and a. Weight = 419g. I am using 2 QHY CFW3 at the same time - a CFW3-L and CFW3-S. That makes for an almost perfect package : relatively low F ratio, good. what else I can check it?The threads are standardized and fit into all filter wheels from QHY or other manufacturers. 25" filter mounts with a height of 6 mm are unfortunately too thick. Restart the PC. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. Many order BuckeyeStargazer Filter Mask to eliminate the light leak when going unmounted. 17. sh command（sudo sh . I took off the cover, verified the wheel turned manually, reinstalled the cover and haven't had a problem since. 5 mm and accepts up to either five 2" or 50 mm filters. I hope. Date(s): 07/07/2020 & 07/11/2020 Target Catalogue: IC 1340 /NGC 6979 / NGC C6960 Target Name: Cygnus Loop ~ Veil Nebula / Pickering's Triangle / Witch's Broom Bortle Class: 7 Mount: ES G-11 PMC-8 Telescope: ES 127 FCD-100 FF/FR: ES 3" 0. The filter wheel was a QHY CFW3 and I used a full frame camera. Due to the short mechanical length, it can only accommodate 5 mm thick filters. The QHY Filter Drawer is designed specifically for the new generation of cooled OSC cameras such as QHY268C (New version) and QHY600C-PH SBFL. The whole reason I purchased a QHYCFW3 is because KSTARS showed it supported all three versions. I use a QHY CFW3 medium ultraslim filter wheel bolted to the OAG (spaced out a bit because I use a SX ultrastar, which has long backfocus), and connected to a ASI1600, SX-814, or ASI183. /install. 00. Date(s): 07/07/2020 & 07/11/2020 Target Catalogue: IC 1340 /NGC 6979 / NGC C6960 Target Name: Cygnus Loop ~ Veil Nebula / Pickering's Triangle / Witch's Broom Bortle Class: 7 Mount: ES G-11 PMC-8 Telescope: ES 127 FCD-100 FF/FR: ES 3" 0. Nina not connecting to Camera and Filter Wheel - posted in Beginning Deep Sky Imaging: Hello I am just getting set up with my first rig. As low as $87. QHY CFW3 Medium Color Filter Wheel - Ultra Slim Version. Omegon VTEC with IMX571 costs 1. 7 position 2inch mounted/50mm unmounted. Combining an ultra-thin stepper motor drive with the capacity for fully automatic filter switching, QHY's innovative new third generation QHY color filter wheels provide state-of-the-art performance. Unloaded and reloaded the QHY driver/s also load their EZCAP_QT. The threads are standardized and fit into all filter wheels from QHY or other manufacturers. After a discussion with QHY I was able to resolve the issue by doing the following: 1. In stock. The medium body version of the QHY Color Filter Wheel is 21 mm (0. I have asked QHY for the source code of the CFW3 firmware, but unfortunately what I got was not the code running in the CFW3. I initially had a QHY OAG on board, however I believe that there is a problem with the 54mm aperture that far away from the imaging chip and I was getting a constriction of the light cone which led to some. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. Incorporating an ultra-thin stepper motor drive, this 15. (NB--- I also shot myself in the figurative foot with the CFW3 filter wheel setup. 7 MP at 4. QHYCFW1. At first I thought that the CFW3 XL would be the way to go. 25" filter mounts with a height of 6 mm are unfortunately too thick. First, we unscrew the eight screws on the back of the filter wheel and open. However, it contained enough information to deploy my own firmware for the wheel, in which I have added the offset needed to properly center the filters. This was my first time trying this filter wheel (QHY CFW3) with LRGB (had zero issues with SHO filters) This issue shows ONLY on the L filter; The image below shows a boosted stretch just to make the donuts more visibile; The 2 donuts with with red circle are the 2 "additional ones" that are NOT present in the light frame;Combining an ultra-thin stepper motor drive with the capacity for fully automatic filter switching, QHY's innovative new third generation QHY color filter wheels provide state-of-the-art performance. $1,000 to $5,000 QHY CFW3 Extra Large 9 Position Filter Wheel - 2"/50mm QHY CFW3 Extra Large 9 Position Filter Wheel - 2"/50mm Brand: QHY SKU : QH-QHYCFW3XL - Read $1,199 Price Match Guarantee Looking for a QHY CFW3 Extra Large 9 Position Filter Wheel - 2"/50mm? Shop this product at Agena Astro by clicking the SHOP NOW button! SHOP NOW It offers seven positions for 1. 5 mm and accepts up to seven 1. Baader CMOS LRGB Bandpass Filter Set, suitable from f/15 to f/1. The threads don't catch. 27mm. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. We have recycled the. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. The temperature control of qhy refrigeration CMOS camera is corrected. Clear skies! Edited by AstroUnity, 27 October 2022 - 12:07 AM. My current 'solution'. The QHYCFW3 series filter wheels are available in multiple sizes to accommodate filters from. Here is what I have : Astrotech at60ed telescope with 0. 10. Maximum filter thickness for mounted filters, excluding filter thread height, is 5. (ASI or QHY version) will work with AP130GTX or TEC140 when using the QUAD reducer. It supports 2*10Gbps high-speed optical communication between the camera and the computer. KStars. Brand: QHYCCD / SKU: QHY-294M (11083) The QHYCCD QHY294M Pro is a premium-quality cooled monochrome camera with an impressive CMOS sensor. Maximum filter thickness for mounted filters, excluding filter thread height, is 5. Hi folks after 5 months without a problem the Nina dont show in the list the Cfw3 fw. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. 5mm. For filter wheel control a custom…. QHY OAG-M and/or camera comes with M54 spacers kit of different thickness starting at 0. 1. QHY 268 (12. 7. The QHYCFW3 series filter wheels are available in multiple sizes to accommodate filters from 1. ItIt consists of a QHY600, QHY CFW3 Filter Wheel, Gerd CTU Tilt corrector, Moonlite threaded extensions and Baader machined spacer rings. I have been having many troubles connecting my filter wheel to my Windows 10 computer. Due to the short mechanical length, it can only accommodate 5 mm thick filters. Skywatcher HEQ5 Synscan connection was created by Franck. The IMX533 sensor is a 9-megapixel, 15. There's another quirk with the driver and SGP. Zunächst bereitete etwas Schwierigkeiten, den standardmäßig montierten Kameraadapter zu demontieren, um an das darunterliegende Einschraubgewinde zu kommen. 21. 25" - new cost $200 - selling for $160. This specific filter wheel has a thickness of 15. I recently did a (probably not so scientific) test to see how bad vignetting would be with 36mm filters on the new QHY268M, APS-C sensor. Astronomik Ha 6nm 1. 7x FR/FF Baader UFC Filter: 2" L-enHance Focuser: Moonlite CFL & V2 HR Stepper Motor. Filter Wheel Product Type:. Peter . Due to the short mechanical length, it can only accommodate 5 mm thick filters. 25" filter mounts with a height of 6 mm are unfortunately too thick. 25-inch to 50 millimeters square. 30mm thick. 17 Nov 2023. The QHY CFW3 can be intimidating, as the default camera interface to the CFW is not familiar (ie, it doesn't just screw in), but it mechanically has some advantages, especially if you're using an OAG. Third-generation QHYCCD ultra-slim filter wheel holds up to seven 1. sh command（sudo sh . 5 mm. Page 1 of 2 - QHY Filter Wheel Large - misbehaves - posted in Experienced Deep Sky Imaging: Dear CN fellows! Hope that all is well!. Support the 2pin socket with QHY9 (requires external 12VDC power supply). 5mm thickness. So I need a new filter wheel and compatible filter. 7x FR and QHY600M camera. The third-generation QHYCCD filter wheels have exquisite design and appearance. Stable. Models. I dont understand your photo. 25" filters. NINA and QHY CFW3 4pin cable don’t find !. This low-profile filter wheel incorporates a carousel holding seven 2-inch. The QHY533 Camera is a new generation of back-illuminated CMOS cameras with 3. 2 washers. Mounts: ES PMC-Eight G11 + Telescope Drive Master (TDM) Scopes: ES 165 FPL-53 ED APO CF, ES 102 FCD100 ED APO CF. 30) - The Imaging Catalyst My images (6 AAPODs, 1 Published) Top. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. QHY Polemaster Electronic PolarScope. 17 Nov 2023. I figured it out. I. I use Nina beta 2 qhy268m qhycfw3 native drivers updated for all and the 4pin cable. The threads are standardized and fit into all filter wheels from QHY or other manufacturers. 5mm thickness thread on telescope side M54/0. Stable Ver. For. (Size: 685. 10mm. cannot detect the filter wheel. Looking at the Baader UFC I think I might have found a working solution but I'm not sure if the connections will work and that my calculations are not missing anything. SKU QHY-110040 Original price CA$379. However, it contained enough information to deploy my own firmware for the wheel, in which I have added the offset needed to properly center the filters. 75. I received my new EXOS2 last week and very excited. Due to the short mechanical length, it can only accommodate 5 mm thick filters. Joined: 06 Dec 2010. Due to the short backfocus design of both components, a. 17. With the introduction of their innovative new 3rd generation models, QHYCCD has revolutionized what one can expect from a filter wheel moving forward. . Version 3. There is more than one solution to the problem. 911g. For a while I was using a CFW3-L with both 2" mounted LRGB filters and 50mm unmounted narrowband filters in the same wheel without problems or light leaks etc. Internal Height = 5. FocusLynx FT QuickSync Installation. Due to the short mechanical length, it can only accommodate 5 mm thick filters. Add to Cart. QHY533M+CFW3S-SR+OAGS: About USD 1539. The IMX533 sensor is a 9-megapixel, 15. 14. Some time back I posted a message regarding reflection I was getting in my images especially around the Flame Nebula area. 5 mm thick filter wheel is capable of fully automatic filter switching. I do not get these problems with other filters. It appears the camera connections for mono and color versions are different. Industry's Best Gear Experts. This filter drawer is carefully designed in terms of thickness. I think you should pick the 32. Digitizing 0-65535 levels yields a smooth image with a continuous gradation of greyscale. Including UV/IR cut (L-filter) with 98% transmission over the entire visible spectrum. Using buckeyestargazer mask and the QHY CFW3 are quite a bit less frustrating than mounting filters on my ZWO filterwheel with their masks. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. 25" or 31 mm round filters. The CFW3-L sounds perfect, it is smaller than the XL version and can hold all your filters, but because we got the QHY600M as a loan, we received the XL version of the filter. QHYCFW3, the new QHY Color Filter Wheel, an improved version of the 2nd. 76um pixels in the same family as the sensors used in the company’s flagship models QHY600 and QHY268, featuring zero amplifier glow, low noise and high sensitivity. If you're unsuccessful, you can always revert back to QHY modified firmware. Page 19 of 26 - Qhyzwoimxitis. 30. The 294 Pro has 11. I also now know to change the firmware of the filterwheel. If you don't have QHY camera, then you should provide power to CFW3 via Ethernet-like connector using a supplied 4-pin power cable. Expertly crafted with a beautiful finish, the small design of this. BuckeyeStargazer's items are made of PETG plastic and can handle temperatures of up to 80°C (175°F). QHY CFW3 17. There's a recessed button I need to press on the filter wheel to switch from "4 Pin" to "USB". I’ve got fingers crossed that choices will work out well. Incorporating an ultra-thin stepper motor drive, this 21. Due to the short mechanical length, it can only accommodate 5 mm thick filters. 73. QHY 3rd Generation M Color Filter Wheel With the introduction of their innovative new 3rd generation models, QHYCCD has revolutionized what one can expect from a filter wheel moving forward. 75, 3. The main body of QHYCFW3 filter wheels is cut from a single piece of aluminum using a precision CNC machine. Filter Wheel Product Type: Electronic Filter Wheel; Developer. Completely forgot about it until I read this. QHY268PH M/C Cooled CMOS. M54 is the minimum size opening that I would want to use with this sensor size. If you use different brands FW, then BF is 17mm or 17. The QHY600 Mono versions (PH, PRO, Lite) uses the new Sony Full Frame (35mm format) IMX455 Back-Illuminated CMOS Sensor. Incorporating an ultra-thin stepper motor drive, this 21. 25" filter mounts with a height of 6 mm are unfortunately too thick. Threading dynamics. QHYCFW3XL USD1199. For this case, it was a new firmware for the QHY-CFW3-M filter wheel forcing unidirectional motion, checking and verifying the correct orientation of the filters, filter centering rings to be sure no light leakage, flocking and painting areas of the filter wheel, flattener and focuser, and making sure that the filters and camera window were as. QHYCFW3 Series of Filter Wheels Reviewed. The threads are standardized and fit into all filter wheels from QHY or other manufacturers. 25" filter mounts with a height of 6 mm are unfortunately too thick. The QHY CFW3-S Small is a motorized filter wheel designed for 7 filters with a size of 1. Anyways, if it does not support the native drivers that means you have to connect the camera with the ASCOM driver and the QHY CFW3 with the serial driver correct? This means that it has to. It is well suited to planetary and deep-space imaging particularly when mated with the CFW3 filter wheel. 5mm adapter in between ONAG and QHY CFW3-L because it's a bit cleaner. 5 mm) --> Filter wheel (17. Big bummer if QHYCFW3 doesn't work in KSTARS. . 87-pounds (850 g) with dimensions of 9. Good review. Due to the short mechanical length, it can only accommodate 5 mm thick filters. Due to the short mechanical length, it can only accommodate 5 mm thick filters. For example, in order to connect a QHY 600M camera to the QHY CFW3-L the camera’s center/tilt ring must be bolted to the filter wheel and part of the center/tilt ring is recessed. The wheel is threaded for 2″ mounted filters and the openings are 50. There are six 3mm through holes in the OAG for direct connection to the QHYCFW and QHY A Series cameras. hyiger. 5, N208CF f/3. My flat field exposures are all even, without any dark bands. I generally run AF routines about every 1/2 hr or some defined HFR value increase that equates to about a 1/2hr anyway. I can tell you. Here are the combo we recommend for the QHYCCD Astronomy Camera QHY533. 5 mm thick and offers nine positions for either 2" or 50 mm round filters. Note: QHY is also designing a front piece adapter for a standard nosepiece. The QHY CFW3 comes with 60mm long thumbscrews that match the focuser lock screw in diameter and pitch, but it was a bit too long. QHY-CFW3-L (110047) - QHY Color Filter Wheel - Large About This Product The QHY CFW3 series filter wheels are available in four sizes to accommodate filters from 1. Qiu of QHY informed me of the slightly different command behavior of the filter wheels in these cameras compared to the CFW2 and CFW3 filter wheel models. 5mm. Looking at the Baader UFC I think I might have found a working solution but I'm not sure if the connections will work and that my calculations are not missing anything. CFW3-L: 21. That way I can fit the QHY600 to either my AP155 or my CDK12. QHY is introducing a revolutionary new 3rd generation filter wheel featuring an ultra-thin stepper motor drive and fully automatic filter switching capability. All three camera can be made to have a backfocus of ~18mm and expose female M42 threads. This model has two-stage thermal electric cooling of the sensor to about minus 40 degrees C below ambient for maximum reduction of dark current noise in long exposures. It also makes some real weird sounds if it is not. 4. But in the case of my QHY CFW3 it was a new, shiny, well built. Since you are interested in mono version, the backfocus is 14mm ONLY IF you use QHY CFW3 FW. QHYCCD cameras designed for astrophotographers include thermoelectrically cooled CMOS and CCD cameras, planetary & guiding cameras, filter wheels, off-axis guiders, a smart polar calibration device (PoleMaster), electric focuser and other accessories. Each of these have QHYCFW3M-US7 filter wheels attached to them. 5mm. All-In-One Pack （Driver, SDK and Software) for WINDOWS. Beautiful in appearance and ingenious. 5 mm thick filter wheel is capable of fully automatic filter switching. Please note, this design is for unmounted filters with thickness of 3mm. 5mm extension in between IFI 59mm threads and QHY CFW3-L FW: Here is a 32. QHYCFW3 Color Filter Wheel are available in 5, 7 and 9 filter Positions and various filter sizes. Incorporating an ultra-thin stepper motor drive, this 17 mm thick filter wheel is capable of fully automatic filter switching. 4. The 21. Incorporating an ultra-thin stepper motor drive, this 21. jpg The second Window Explorer you will see is SDK (Software Development Driver):. Support the 4PIN QHY CFW socket on QHY163M, QHY11, QHY21/22/23 and InterCam series camera. That's a really big or complex system, for sure. 1、Decompression SDK package（tar zxvf package name）. 8mm - so that’s roughly 7. Due to the short mechanical length, it can only accommodate 5 mm thick filters. QHY-QHYCFW3L . Compatible with QHY183M, QHY Filter Wheel CFW3-S standard, QHY Filter WheelCFW3-S thin and QHY Off-Axis Guider Small (OAG-S) 55mm backfocus length achievable with the kit, e. I can connect using QHYCFW2 but I can't spin the filter wheel. This is the total required back focus for TEC FF for TEC 160FL scope. 5mm back focus. Filter Wheel 5 Position 2" but. Lift Off. 10 and 2021. This low-profile filter wheel incorporates a carousel holding seven 2-inch mounted or 50mm unmounted filters up to 10mm thick (not including the thread height of the filters). 7x FR/FF Baader UFC Filter: 2" L-enHance Focuser: Moonlite CFL & V2 HR Stepper Motor. driver to version V0. QHYCFW3 won't connect via USB - posted in Beginning Deep Sky Imaging: After spending my 1st year understanding the basics of deep sky imaging with an Altair 183C Pro, I have decided to add a filter wheel. 25-inch to 50 millimeters square. I own the CFW3L (7x2"). Edited by Peter in Reno, 02 April 2021 - 06:10 PM. QHYCCD cameras designed for astrophotographers include thermoelectrically cooled CMOS and CCD cameras, planetary & guiding cameras, filter wheels, off-axis guiders, a smart polar calibration device (PoleMaster), electric focuser and other accessories. 61 to 47. As low as $11. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. You should check all corners of the tripod legs: The center after doing each corner of the tray. Date(s): 07/07/2020 & 07/11/2020 Target Catalogue: IC 1340 /NGC 6979 / NGC C6960 Target Name: Cygnus Loop ~ Veil Nebula / Pickering's Triangle / Witch's Broom Bortle Class: 7 Mount: ES G-11 PMC-8 Telescope: ES 127 FCD-100 FF/FR: ES 3" 0. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. I only got the QHY268M last week, but I was still working on a project with my Esprit 100 & ASI183mm-Pro. Turn off "Memory Integrity". If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. Various Adapters and Spacers from QHY, Moonlite Focuser, many other vendors (not all available yet). 25" and 7 unmounted filters with a diameter of 31mm. QHYCFW2-M has both M54/0. - posted in Experienced Deep Sky Imaging: Here is what my imaging train used to look like before I replaced QHY OAG-M with Optec Sagitta OAG. If you have the QHY filter wheel in the QHY CFW3-S Ultrashort version, our 1. sh）. Are you using a QHY OAG with the QHY600 and CFW3? If you are using an. Pegasus Astro Indigo Filter Wheel + LRGB Filter Set PEG-INDIGOFW-BUNDLE $696. 5 mm thick and offers nine positions for either 2" or 50 mm round filters. NINA will open POTH, But here is the sequence I recommend: a. 25-inch to a 50 x 50mm. for MPCC With the kit 44. 5mm thick (not counting screw thread of the holder) 50mm unmounted filter: 0-4. QHYCFW3XL USD1199. 600 EUR. 76um pixels in the same family as the sensors used in the company’s flagship models QHY600 and QHY268, featuring zero amplifier glow, low noise and high sensitivity. I mis-typed 32. The new CFW3 series filter wheels are available in four sizes to accommodate filters from 1. I also connected the USB port on the camera to the USB hub on my mount. as well as all apropriate SDK's for NINA and EZCap. The large filter wheel is powered and connected via USB cable. The threads are standardized and fit into all filter wheels from QHY or other manufacturers. Same problem but it all started after I updated the CFW3 to the latest one direction firmware. How is it better than the ZWO option? I do have a QHY 2" CFW3 to match it up with so at least maybe I can have some improvement in the CFW3 driver. The threads are standardized and fit into all filter wheels from QHY or other manufacturers. 19" that I used to get my QHY600M w/. - For example, Chroma/Astrodon unmounted 31mm filters. QHY OAG-M also bolts directly to QHY CFW3-M/L filter wheel. I have a QHYCCD CFW3 paired to a QHYCCD 268M camera. 5 mm thick filter wheel is capable of fully automatic filter switching. 5mm adapter in between ONAG camera port and QHY CFW3-L . will display if the CFW3 working in the USB control mode or the 4pin control mode. German VAT tax (19%): € 127. This product is the Extra Large (XL) size. The 36mm Astronomik filters are "mounted" with a metal ring around them, but not threaded. Due to the short mechanical length, it can only accommodate 5 mm thick filters. . The threads are standardized and fit into all filter wheels from QHY or other manufacturers. ASI2600MM is priced at $2280. The threads are standardized and fit into all filter wheels from QHY or other manufacturers. 26/mo*. Good review. Searching on the QHY forum I found that when connected via USB it is unlikely to get enough power and so the motor stalls, hence the loud noises - probably not very good for the FW. QHYOAG is a thin and solid design. 25" mm. 76um pixels. Determining bubble level accuracy. I used gain of 0, offset of 20, temperature at -10C, TEC 160FL, TEC 0. 25" filter mounts with a height of 6 mm are unfortunately too thick. QHYCFW3M-SR/US USD349. The QHY 268 mono camera features a high resolution and APS-C format. Learn more about.