Digital Electronic Eyepiece 4K 8MP 1X‑150X Magnification USB3.0 Telescope Camera with Bracket AC100 to 240V US Plug Item Type: Digital Electronic Eyepiece Material: Aluminum Alloy HY 900B Electronic Eyepiece Parameters Image Sensor: 1/2.5 Inch Color Image Sensor Pure Hardware 8MP Image Sensor, Uncompressed and Uninterpolated Spectral Response: 400nm-700nm Resolution: 3840 x 2160, 2560 x 1440, 1920 x 1080 White Balance: Automatic, Manual Auto Exposure Control: Automatic, Manual Support Drive Free Protocol: USB Video Class (UVC) Chip Size: Approx. 8.365mm(H) x 6.615mm(V)/0.33 x 0.26in Pixel Size: 1.62um(H) x1.62um(V)  Output Image Format: MJPEG ( Compressed Format ), YUV422 ( Compressed Format ) Image Output: USB3.0, 5Gbit/s Key White Balance: Support Adjustable Saving Parameters: Brightness, Contrast, Color Saturation, Hue, Definition, Gamma, Gain, White Balance, Backlight Contrast, Exposure Video Recording: 3840 x 2160 At 30fps, 2560 x 1440 At 30fps, 1920 x 1080 At 30fps, 1280 x 720 At 30fps, 1024 x 576 At 30fps, 640 x 480 At 30fps, 640 x 360 At 30fps. Supported Systems: For WinXP, For Win7, For Win10, For Win11, For Linux, For Android (UVC Protocol Compliant), For OSX10.4.8 or later (UVC Compliant). Zoom Lens Parameters Lens: 1X-150X C MOUNT Lens (Magnification 0.13-2X, Approx. 1-150X On Monitor) Working Distance: Approx. 50mm-1000mm/1.97-39.37in Zoom Ratio: 1:15 Maximum Magnification Field Of View: Approx. 4.2mm x 2.4mm/0.17 x 0.09in Minimum Magnification Field Of View: Approx. 130mm x 70mm/5.12 x 2.76in