Features: Easy Connection: Eyepiece interface (adapter), designed for the microscope. The under mouth is the 23.2mm, 30mm and 30.5mm or 31.7mm straight inserted, can be installed directly in the biological or stereo eyepiece camera. Computer Imaging Capture Video Recording: Multiple Measurements: More Features: Compact Size: Application Areas: Specifications: Name: Digital Electronic Eyepiece Material: plastics Name: 4K USB2.0 color 8MP Digital Camera Imaging Sensor: 1/2.3" Color IMX377 CMOS Imaging sensor Pixel Size: 1.55μm(H)x1.55μm (V) USB output: Type-C 2.0480Mb/s Resolution: 3840*2160; 2592*1944; 2084*1536; 1920*1080; 1280*720; 640*480 Frame rate: @25FPS Spectral response: 400nm-700nm Dynamic Range: 74 dB (Linear) to 85 dB (HDR) Sensitivity: 2400 mV/Lux-sec SNR: 39dB UVC protocol: USB Video Class (UVC) Eyepiece: Support 23.2mm/ 30.0mm/30.5mm/31.7mm diameter White balance: Auto/Manual One-click white balance:Support Support OTG protocol: USB2.0 OTG Supports output formats: 12-/10-bit Red,Green,Blue; ISP clock up to 240MHz; supports 2*2 binning Package size: 160 * 100 * 80mm / 6.30 * 3.94 * 3.15in Package weight: 650g / 1.43lb Packing List: 1 * 4K Eyepiece Camera (23.2mm) 1 * USB Type-C Cable 1 * 23.2mm to 30mm Adapter 1 * 23.2mm to 30.5mm Adapter 1 * 23.2mm to 31.7mm Adapter