It is described as simple installation, strong commonality, rich functionality, ease of use. Features: Easy connection: eyepiece interface (adapter), designed do microscope. Under the mouth there is a simple insert of 23,2 mm, 30 mm and 30,5 mm or 31,7 mm, which can be installed directly in a biological or stereo eyepiece. Computer image capture and video recording: Captures still images and live video on your computer. The user-friendly software for Wins offers rich features including linking, EDF (Extended Depth of Focus) and video recording. Live video and still image capture can be set simultaneously at different resolutions. Multiple measurements: Support performs measurements for single, parallel or perpendicular lines and rectangular, elliptical and irregular areas; performs measurements in microns, millimeters, centimeters, inches, feet, etc. at any magnification with the desired tolerance. More functions: Support adding layers, watermarks, mosaics, tiles; adjust color balance, exposure, saturation, contrast, orientation; change resolution, histogram, granulation, dispersion; transform images by edge detection, digital image warping; add notes, measurements, text, arrows, labels, etc. using customizable text of different sizes and colors. Compact size: The color of the machine body is black with a light appearance. It is described as simple installation, strong commonality, rich functionality, ease of use. Technical data: Name: digital electronic eyepiece Material: Plastics Name: 4K USB2.0 color 8MP digital camera Image sensor: 1/2,3 inch color IMX377 CMOS image sensor Pixel Size: 1,55 μm (H) ) x 1.55 μm (vert. ) USB output: Type C 2.0, 480 Mbps Resolution: 3840*2160; 2592*1944; 2084*1536; 1920*1080; 1280*720; 640*480 Frame rate: @ 25 frames per second Spectral response: 400nm-700nm Scanning method: line-by-line scanning, real 8-megapixel imaging sensor, no interpolation Parameter do save: Brightness; Contrast; Color saturation; Shade; Sharpness; Gamma; Achieve; White balance; Backlight contrast; Exposure Dynamic Range: 74 dB (linear) do 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: automatic/manual One-click white balance: support Support system: WinXP/Win7/Win10/win11; Linux/Android (UVC); MACOS X10.4.8 or later (UVC) OTG protocol support: USB2.0 OTG Supports output formats: 12-/10-bit RGB; ISP clock do 240MHz; supports 2*2 binding Package Weight: 650 g / 1,43 lb List of things do packing: 1 * 4K (23,2mm) spectacle camera 1 * USB Type-C Cable 1*23.2mm do 30mm adapter Adapter 1*23.2mm do 30.5mm Adapter 1*23.2mm do 31.7mm