{"product_id":"qhyccd-qhy461c-pro","title":"QHYCCD QHY461C PRO Color CMOS Camera","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e100 Megapixel Medium Format Sensor\u003c\/li\u003e\n\u003cli\u003e44mm x 33mm Sensor Size\u003c\/li\u003e\n\u003cli\u003eNative 16-bit A\/D Conversion\u003c\/li\u003e\n\u003cli\u003eBack-Side Illuminated (BSI) CMOS Architecture\u003c\/li\u003e\n\u003cli\u003eDual 10 GigaE High-Speed Data Ports\u003c\/li\u003e\n\u003cli\u003eHybrid Air and Liquid Cooling System\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\u003eQHY461C PRO Color CMOS Camera\u003c\/h2\u003e\n\u003cp\u003eThe QHY461C PRO integrates a colossal 100-megapixel medium format sensor, covering a vast 44mm x 33mm area for professional survey and imaging applications. Its back-illuminated architecture and native 16-bit A\/D converter capture enormous, high-dynamic-range fields of view, while the dual 10 GigaE interface provides the necessary throughput to handle the massive data stream from its 100 million pixels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e100 Megapixel Medium Format: The 44x33mm BSI Sensor\u003c\/h3\u003e\n\u003cp\u003eAt the core of the QHY461C PRO is a scientific-grade 100-megapixel color CMOS sensor. With a physical size of 44mm x 33mm, this sensor is built for wide-field survey telescopes and large-format astrographs, capable of capturing entire nebula complexes or galaxy clusters in a single frame with immense resolution. The back-illuminated (BSI) design maximizes photon collection, essential for detecting faint signals in astronomical and satellite tracking applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDual 10 GigaE Interface for High-Speed Readout\u003c\/h3\u003e\n\u003cp\u003eA 100-megapixel sensor generates an immense amount of data with every exposure. To prevent data bottlenecks and enable high-speed applications like satellite tracking, the QHY461C PRO is equipped with two 10 Gigabit Ethernet ports. This dual-channel interface ensures the camera can read out the full sensor resolution at a rate that keeps pace with demanding scientific requirements, transferring huge files to your control system efficiently.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eHybrid Air and Liquid Cooling for Scientific-Grade Stability\u003c\/h3\u003e\n\u003cp\u003eMaintaining a stable, low sensor temperature is critical for long-exposure imaging and repeatable scientific measurements. The QHY461C PRO features a robust cooling system that supports both high-efficiency air cooling and a liquid cooling option for maximum thermal stability. This hybrid approach ensures minimal thermal noise during data acquisition, a necessity for achieving the highest possible signal-to-noise ratio.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e8 Flexible Readout Modes for Diverse Applications\u003c\/h3\u003e\n\u003cp\u003eThe QHY461C PRO is engineered for adaptability across various scientific fields. It features eight distinct readout modes, allowing you to optimize the camera's behavior for specific tasks, from high-speed space object surveys to low-noise, long-exposure deep-sky imaging. This flexibility ensures you can configure the sensor to prioritize speed, dynamic range, or the lowest possible read noise depending on your target.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eQHY461C Pro vs. QHY411 Pro: A 100 MP vs. 150 MP Comparison\u003c\/h3\u003e\n\u003cp\u003eThe primary distinction between the QHY461C Pro and its sibling, the QHY411 Pro, lies in sensor size and resolution. Your choice depends on the specific requirements of your optical system and imaging goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQHY411 Pro Advantage:\u003c\/strong\u003e The QHY411 Pro offers a larger 150-megapixel sensor measuring 54mm x 40mm. This provides an even wider field of view and higher total resolution, making it a premier choice for instruments with very large, corrected image circles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQHY461C Pro Advantage:\u003c\/strong\u003e The 100-megapixel, 44mm x 33mm sensor of the QHY461C Pro is still a massive medium-format chip that will exceed the corrected field of many telescopes. For systems where the 54mm x 40mm sensor would show vignetting or edge-of-field aberrations, the QHY461C Pro provides a better-matched solution without sacrificing the benefits of a large-format BSI sensor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat makes the QHY461C PRO's 100 MP sensor suitable for scientific surveys?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe QHY461C PRO's massive \u003cstrong\u003e44mm x 33mm sensor\u003c\/strong\u003e allows it to capture extremely wide fields of view. This is critical for survey applications like searching for asteroids, tracking space debris, or mapping large areas of the Milky Way, as it reduces the number of individual frames needed to cover a target area.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the native 16-bit ADC on the QHY461C PRO benefit astronomical imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA \u003cstrong\u003enative 16-bit A\/D converter\u003c\/strong\u003e provides a vast dynamic range, allowing the QHY461C PRO to capture subtle details in faint nebulosity and fine gradations in bright galactic cores within the same exposure. This is essential for creating high-fidelity images of objects with a wide range of brightness levels, like the Orion Nebula (M42).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does the QHY461C PRO have two 10 GigaE ports?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eReading out a \u003cstrong\u003e100-megapixel sensor\u003c\/strong\u003e generates a huge amount of data. A single standard interface would be a significant bottleneck. The dual \u003cstrong\u003e10 GigaE ports\u003c\/strong\u003e work in tandem to provide the high-speed data transfer necessary to move large files quickly, enabling faster frame rates for applications like satellite tracking and preventing delays between exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow would I use the different readout modes of the QHY461C PRO for tracking a satellite versus imaging the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor tracking a fast-moving satellite, you would select one of the \u003cstrong\u003eeight readout modes\u003c\/strong\u003e optimized for speed, accepting slightly higher read noise to achieve the necessary frame rate. For imaging the Andromeda Galaxy (M31), you would choose a mode optimized for the lowest possible read noise and highest dynamic range, allowing for long, deep exposures to capture faint outer spiral arms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of telescope is needed to fully utilize the QHY461C PRO's 44x33mm sensor?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eTo take full advantage of the QHY461C PRO's large sensor, you need a telescope with a large, flat, and well-corrected image circle. Professional instruments like large Ritchey-Chrétien telescopes, wide-field refractors with dedicated field flatteners, or systems like a Rowe-Ackermann Schmidt Astrograph (RASA) are ideal candidates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat are the advantages of the QHY461C PRO's hybrid air and liquid cooling system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe hybrid system offers maximum flexibility. \u003cstrong\u003eAir cooling\u003c\/strong\u003e is convenient for many situations, while \u003cstrong\u003eliquid cooling\u003c\/strong\u003e provides superior thermal stability, especially in warm environments or during very long imaging sequences. This ensures sensor temperature remains constant, which is critical for accurate calibration with dark frames.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eQHY461C PRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Class\u003c\/td\u003e\n\u003ctd\u003eClass 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e100 Megapixels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Size\u003c\/td\u003e\n\u003ctd\u003e44mm x 33mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChroma\u003c\/td\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Architecture\u003c\/td\u003e\n\u003ctd\u003eBack-Side Illuminated (BSI) CMOS\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\u003eData Interface\u003c\/td\u003e\n\u003ctd\u003e2 x 10 GigaE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003eHybrid Air and Liquid Cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadout Modes\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n        \u003cp\u003eThis product does not ship with any accessories by default. Please consult your telescope's requirements for appropriate adapters and power supplies.\u003c\/p\u003e\n    \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\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\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":52942988280093,"sku":"QHY-110113","price":36400.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/QHYCCD-QHY411-461-M-C-Pro-1-110113_b29fba49-745a-460a-9bb1-2eb1914ce83f.jpg?v=1789614908","url":"https:\/\/davidastro.com\/products\/qhyccd-qhy461c-pro","provider":"David Astro","version":"1.0","type":"link"}