QHY550P POLARISED [MONOCHROME]
QHY550P POLARISED [MONOCHROME] - POLARIZED is not in stock but it can be backordered.
The QHY550P/M is a high-performance scientific camera featuring the renowned Sony IMX250 with Global Shutter CMOS sensor, enhanced with a four-direction polariser array embedded at the pixel level.
This polarised monochrome version delivers enriched imaging capabilities, capturing polarised information in one shot without the need for rotating filters—ideal for time-sensitive and precision-critical applications.
Equipped with a built-in dual-stage TEC cooler, the QHY550P can reduce sensor temperatures by up to −35 °C below ambient, significantly minimizing dark current and elevating sensitivity to the faintest polarisation nuances. This capability is invaluable for researchers and professionals working in fields such as astronomy, life sciences, optical laboratories, and material studies, where polarised light reveals hidden structures and details.
The camera boasts a 2/3-inch, 5.0‑megapixel sensor (2464 × 2056 pixels, 3.45 µm pitch), an AR-coated optical window, and an anti-dew heater, ensuring pristine imaging even under challenging environmental conditions. The global shutter design eliminates motion distortion and atmospheric artifacts, delivering sharp and precise frames ideal for scientific analysis.
Since the polariser is formed during the semiconductor process, form and formulation of polariser, uniformity, mass productivity and durability are excellent compared to conventional polarisation sensors. Furthermore, The polarised sensor is covered with an anti-reflection layer which helps to reduce reflectance and avoids flaring and ghosting.
Curves
Specifications
| Sensor | Sony IMX250 Global Shutter CMOS (Polarised Monochrome, 4-direction micro-polariser) |
| Resolution | 5.0 Megapixels (2466 × 2070) |
| Pixel size | 3.45 µm |
| Sensor size | 8.50 mm × 7.09 mm (2/3") |
| Quantum efficiency | ~70% |
| Exposure range | 20 µs – 600 s |
| Read noise | 2.0 – 2.5 e⁻ typical |
| Dark current | 0.047 e⁻/pixel/sec @ –10 °C |
| Full well capacity | ~11,000 e⁻ |
| Bit rate | 12-bit ADC (output as 8-bit or 16-bit) |
| Frame rate | 68 fps @ full frame (8-bit), 34 fps (12-bit); up to 270 fps ROI (cropped) |
| Shutter type | Electronic global shutter |
| Cooling | Dual-stage TEC cooling, –35 °C below ambient |
| Memory buffer | 128 MB DDR2 |
| ROI | Supported |
| Optical window | AR+AR High Quality Multi-Layer Anti-Reflection Coating |
| Ports | USB 3.0 |
| Back focus | 17.5 mm |
| Connections | USB 3.0, 2-pin power input |
| Dimensions | Approx. 74 mm × 74 mm × 50 mm |
| Weight | 460 g |
| Power supply | USB 3.0 powered or external 12V DC input |
ROI Frame Rate
| 1080lines | 121 FPS @ 8bit - 61.6 FPS @ 16bit |
| 768lines | 169 FPS @ 8bit - 85.1 FPS @ 16bit |
| 480lines | 263 FPS @ 8bit - 130 FPS @ 16bit |
Dimensions
Downloads
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Colour or Monochrome
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SensorSony IMX250MZR POLARIZED
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Sensor diagonal
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Sensor dimensions
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Resolution2448 × 2048
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Pixel size
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Quantum efficiency
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Read noise~2.3 e⁻ (@ high gain); ~4.8 e⁻ (@ low gain)
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Fullwell capacity8,000 e⁻
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Bit depth
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FPS163 FPS
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Exposure range20 µs – 600 s
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Shutter type
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Cooling
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Region of interest
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Memory2 GB DDR3
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Optical windowAR+AR coated, UV/IR cut optional
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Camera backfocus
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Power jack5.5 mm x 2.1 mm (center positive)
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Connection side AUSB Type-B SuperSpeed
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ConnectivityUSB 3.0, 6-pin GPIO
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Power supply
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Dimensions
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