{"product_id":"qhyccd-qhy600m-pro-ii","title":"QHYCCD QHY600M PRO II Scientific Camera","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e61.17 Megapixel Full-Frame (36mm x 24mm) BSI CMOS Sensor\u003c\/li\u003e\n\u003cli\u003eNative 16-bit A\/D Conversion for 65,535 Gray Levels\u003c\/li\u003e\n\u003cli\u003eMultiple Readout Modes with Read Noise as low as 1.1e-\u003c\/li\u003e\n\u003cli\u003eExtended Full Well Capacity \u0026gt;80ke-\u003c\/li\u003e\n\u003cli\u003eDual-Stage TEC Cooling to -35°C Below Ambient\u003c\/li\u003e\n\u003cli\u003e2x10Gbps Fiber, Camera Link, and USB 3.0 Interfaces\u003c\/li\u003e\n\u003cli\u003e2GB DDR3 Image Buffer\u003c\/li\u003e\n\u003cli\u003e14.5mm Short Back Focus Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eQHY600M PRO II Scientific Camera\u003c\/h2\u003e\n      \u003cp\u003eThe QHY600M PRO II scientific camera centers on the 61.17 Megapixel Sony IMX455 full-frame (36mm*24mm) monochrome sensor, pairing its 3.76µm pixels with a native 16-bit A\/D converter. Its multiple readout modes achieve read noise as low as 1.1e- in High Gain Mode while offering an extended full well capacity of over 80ke-. With a 2GB DDR3 buffer and a dual-stage TEC cooler capable of reaching -35℃ below ambient, this camera is built for demanding scientific and astrophotography applications.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e61.17 MP Full-Frame BSI Sensor with Native 16-bit ADC\u003c\/h3\u003e\n      \u003cp\u003eAt the heart of the QHY600M Pro II is the Sony IMX455, a back-side illuminated (BSI) CMOS sensor with a massive 36mm*24mm imaging area. The 61.17 million 3.76µm pixels provide the resolution necessary to capture immense detail across wide fields of view, making it ideal for large mosaics or imaging with long focal length instruments. The native 16-bit A\/D converter delivers a dynamic range of 65,535 grayscale levels, allowing you to capture subtle tonal variations in faint nebulosity and bright star cores within a single exposure.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n    \n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eMulti-Mode Readout: 1.1e- Noise and \u0026gt;80ke- Full Well\u003c\/h3\u003e\n      \u003cp\u003eThe QHY600M Pro II provides several user-selectable readout modes, allowing you to optimize camera characteristics for your specific target. High Gain Mode drops read noise to an exceptionally low 1.1e-, perfect for narrowband imaging or capturing faint signals in short exposures. For brighter targets or LRGB imaging, Photographic Mode offers a balanced \u0026gt;51ke- full well, while Extended Full Well Mode pushes capacity to over 80ke-, preventing saturated stars in dense clusters and preserving color data.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e-35°C TEC Cooling and Zero Amplifier Glow\u003c\/h3\u003e\n      \u003cp\u003eData integrity is paramount, and the QHY600M Pro II employs a powerful dual-stage TEC cooler to suppress thermal noise. Capable of achieving a delta of -35°C below ambient for long exposures, the cooling system keeps dark current down to just 0.0022e-\/pixel\/sec at -20°C. An integrated anti-dew heater and humidity sensor protect the sensor window from condensation. Critically, the camera is engineered for zero amplifier glow, eliminating a common source of image artifacts and simplifying calibration and processing.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e2x10Gbps Fiber, USB 3.0, and a 2GB DDR3 Buffer\u003c\/h3\u003e\n      \u003cp\u003eA large 2GB DDR3 internal buffer ensures reliable, drop-free image transfer, even at high frame rates. While the USB 3.0 interface delivers a respectable 2.5 FPS at full 16-bit resolution, the QHY600M Pro II is equipped for professional data acquisition with dual 10-Gigabit fiber optic ports and dual Camera Link ports. These high-speed interfaces enable faster frame rates (up to 3.5 FPS at 16-bit in PCIE mode) and support long-distance, noise-immune cable runs essential for remote observatories and scientific research.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n    \n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eShorter 14.5mm Back Focus Body Style\u003c\/h3\u003e\n      \u003cp\u003eThis version of the QHY600M Pro II features the shorter body style, providing a minimal back focal length of 14.5mm. This compact design is a significant advantage for imagers using optical systems with limited back focus, such as refractors with field flatteners\/reducers or HyperStar configurations. The reduced physical depth leaves more room in the optical train for accessories like filter wheels, off-axis guiders, and adaptive optics units without risk of being unable to reach focus.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eQHY600 Pro II vs. ZWO ASI6200MM Pro: Connectivity and Readout Modes\u003c\/h3\u003e\n      \u003cp\u003eBoth the QHY600 Pro II and the ZWO ASI6200MM Pro are built around the same excellent Sony IMX455 full-frame sensor, offering identical resolution and pixel scale. The ZWO ASI6200 is a highly regarded camera with a robust software ecosystem and a smaller physical footprint.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e The QHY600 Pro II's primary advantage is its professional interface options. While the ASI6200 relies solely on USB 3.0, the QHY600 adds dual 10Gbps fiber optic and Camera Link ports, making it suitable for scientific applications requiring higher speeds or longer cable runs.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eImage Buffer:\u003c\/strong\u003e The QHY600 Pro II incorporates a 2GB DDR3 buffer, significantly larger than the 256MB buffer in the ASI6200MM Pro. This provides greater protection against dropped frames during data transfer, especially over slower USB connections.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eReadout Modes:\u003c\/strong\u003e QHY offers multiple, distinctly named readout modes (Photographic, High Gain, Extended Full Well) that allow users to precisely tailor noise and full well performance to their target.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat are the main advantages of the QHY600M Pro II's IMX455 sensor?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe Sony IMX455 is a \u003cstrong\u003efull-frame (36mm*24mm)\u003c\/strong\u003e back-side illuminated (BSI) sensor. Its key benefits are its massive \u003cstrong\u003e61.17 Megapixel\u003c\/strong\u003e resolution for capturing fine detail, small \u003cstrong\u003e3.76µm pixels\u003c\/strong\u003e that are well-suited to a wide range of telescope focal lengths, and its native \u003cstrong\u003e16-bit A\/D conversion\u003c\/strong\u003e for exceptional dynamic range in your images.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow should I choose between the QHY600's readout modes for astrophotography?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYou should select the mode based on your target and exposure strategy:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eHigh Gain Mode (1.1e- read noise):\u003c\/strong\u003e Use for faint targets, especially with narrowband filters like imaging the Cygnus Loop (NGC 6960), or for \"lucky imaging\" techniques with very short exposures.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003ePhotographic Mode (\u0026gt;51ke- full well):\u003c\/strong\u003e This is the best all-around mode for LRGB imaging of galaxies and nebulae where you need a balance of low noise and good dynamic range.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eExtended Full Well Mode (\u0026gt;80ke- full well):\u003c\/strong\u003e Choose this for targets with extremely bright stars, like the Pleiades (M45) or the core of the Orion Nebula (M42), to prevent saturation and preserve star color.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the 14.5mm short back focus on the QHY600M Pro II enable for my imaging train?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe \u003cstrong\u003e14.5mm back focus\u003c\/strong\u003e is crucial for complex imaging setups on telescopes with limited focus travel, such as a fast refractor with a reducer\/flattener. It provides the necessary physical space to install a full accessory chain—like a 7-position filter wheel and an off-axis guider—while still being able to achieve perfect focus.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhy would I use the 2x10Gbps fiber optic interface on the QHY600M Pro II instead of USB 3.0?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe \u003cstrong\u003e2x10Gbps fiber optic interface\u003c\/strong\u003e offers two main advantages over USB 3.0. First, it supports higher sustained data rates (up to \u003cstrong\u003e3.5 FPS @ 16-bit\u003c\/strong\u003e in PCIE mode), which is beneficial for applications like photometry or surveying. Second, fiber optic cables can be run over much longer distances than USB without signal degradation, making it the ideal choice for remote observatories.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the QHY600M Pro II's cooling system handle noise and amp glow?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe camera uses a powerful dual-stage TEC cooler that can reach \u003cstrong\u003e-35℃ below ambient\u003c\/strong\u003e, drastically reducing thermal noise to just \u003cstrong\u003e0.0022e-\/pixel\/sec at -20℃\u003c\/strong\u003e. Furthermore, the QHY600M Pro II is specifically designed to produce \u003cstrong\u003ezero amplifier glow\u003c\/strong\u003e, which means you don't have to worry about the bright glow at the edge of the frame that affects many other cameras. This results in cleaner raw data and simplifies your calibration process.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the QHY600M Pro II's native 16-bit ADC a significant upgrade from a 12-bit or 14-bit camera?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. A \u003cstrong\u003enative 16-bit A\/D converter\u003c\/strong\u003e provides 65,535 distinct brightness levels, compared to 16,384 for a 14-bit camera or 4,096 for a 12-bit camera. This massive increase in dynamic range allows the QHY600M Pro II to capture smooth gradients in faint nebulosity while simultaneously recording accurate data in bright star cores without clipping, all within a single sub-exposure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eImage Sensor\u003c\/td\u003e\n\u003ctd\u003eSony IMX455 BSI CMOS\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eEffective Pixels\u003c\/td\u003e\n\u003ctd\u003e61.17 Megapixels (9576 x 6388)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePixel Size\u003c\/td\u003e\n\u003ctd\u003e3.76µm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSensor Size\u003c\/td\u003e\n\u003ctd\u003e36mm x 24mm (Full Frame)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eA\/D Converter\u003c\/td\u003e\n\u003ctd\u003eNative 16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFull Well Capacity\u003c\/td\u003e\n\u003ctd\u003ePhotographic Mode: \u0026gt;51ke-\u003cbr\u003eExtended Full Well Mode: \u0026gt;80ke-\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eRead Noise\u003c\/td\u003e\n\u003ctd\u003eHigh Gain Mode: 1.1e- to 3.6e-\u003cbr\u003ePhotography DSO Mode: 1.9e- to 7.8e-\u003cbr\u003eExtend Fullwell Mode: 5.4e- to 7.9e-\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eDark Current\u003c\/td\u003e\n\u003ctd\u003e0.0022 e-\/pixel\/sec @ -20℃\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eShutter Type\u003c\/td\u003e\n\u003ctd\u003eElectronic Rolling Shutter\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eExposure Time Range\u003c\/td\u003e\n\u003ctd\u003e40µs to 3600s\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eImage Buffer\u003c\/td\u003e\n\u003ctd\u003e2GB DDR3 Memory\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003eDual-Stage TEC\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCooling Delta\u003c\/td\u003e\n\u003ctd\u003e-35℃ below ambient (long exposure)\u003cbr\u003e-30℃ below ambient (short exposure)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAnti-Dew Heater\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHumidity Sensor\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eComputer Interface\u003c\/td\u003e\n\u003ctd\u003eUSB3.0, 2x 10Gigabit Fiber, 2x Camera Link (Pro II Version)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFull Frame Rate (USB3.0)\u003c\/td\u003e\n\u003ctd\u003e4.0 FPS @ 8-bit, 2.5 FPS @ 16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFull Frame Rate (PCIE Mode)\u003c\/td\u003e\n\u003ctd\u003e4.0 FPS @ 8-bit, 3.5 FPS @ 16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBack Focal Length\u003c\/td\u003e\n\u003ctd\u003e14.5mm (SBFL Version)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOptical Window\u003c\/td\u003e\n\u003ctd\u003eAR+AR Multi-Layer Anti-Reflection Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e40W (100%), 20W (50%), 13.8W (0%)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eAbout 1kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFirmware Upgrade\u003c\/td\u003e\n\u003ctd\u003eSupported via USB port\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.qhyccd.com\/download\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/qhyccd-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eQHYCCD Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"QHYCCD","offers":[{"title":"Default Title","offer_id":52942984446237,"sku":"QHY-110111","price":8999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/QHYCCD-QHY600-Pro-Series-1-110111_693e0ebb-5e76-45b5-9837-d2aa82e8bccb.jpg?v=1789614847","url":"https:\/\/davidastro.com\/fr-us\/products\/qhyccd-qhy600m-pro-ii","provider":"David Astro","version":"1.0","type":"link"}