2.3m Astronomy USB3.0 CMOS Telescope Camera Monochrome Sony Sensor G3CMOS02300kmc. Sony CMOS Sensor: Adopts SONY Exmor, Exmor R, and Exmor RS sensors for high sensitivity and low noise. USB 3.0 Interface: USB3.0 5 Gbps interface ensures high frame rates and fast data transfer. Long Exposure Support: Supports long time exposure up to 1000s for detailed astronomical imaging. CNC Aluminum Housing: Integrated CNC aluminum alloy compact housing ensures a rugged and robust solution. Advanced Cooling: Features external fan cooling and unique internal cooling structure for heat radiation. Guiding Port: Includes St4-Port for mount guiding to ensure precise tracking. Variable Bit Depth: Supports real-time 8/12/14/16bit depth switch depending on the sensor.