TWO MODES OF OPERATION: Supports manual or automatic white balance and manual or automatic exposure. SENSITIVE AND ACCURATE: Features a 1/3-inch image sensor with high sensitivity and low-light performance. CLEAR IMAGE: Equipped with 960 TV lines resolution hardware and a professional micro-type image sensor for clear imaging and accurate color reproduction. Factory default is PAL. PERFECT REPLACEMENT: Designed to replace the eyepiece on conventional microscopes with 23 mm or 30 mm eyepiece diameters, converting them into digital microscopes. MULTIPLE FEATURES: Includes measurement, calibration, annotation, and image comparison capabilities. Item Type: Electronic Eyepiece Microscope Connection Mode: 23.2 mm diameter interface, directly inserts into microscope eyepiece tube Output: CVBS video Image Sensor Size: 1/3 inch (4.840 × 3.611 mm) Sensor Horizontal Resolution: 960 TV lines Effective Pixels: PAL: 968(H) × 488(V), NTSC: 960(H) × 480(V) Image Control: Manual or automatic white balance, manual or automatic exposure Minimum Illumination: 0.005 lux Signal-to-Noise Ratio: 43.6 dB Dynamic Range: 65.9 dB Working Voltage: DC 12 V (operating current: 90 mA) Power Consumption: 140 mW Operating Temperature: -20 °C to 50 °C Relative Humidity: ≤ 90% Color: Black Material: ABS Package Contents: 1 × Electronic Eyepiece Note: Color appearance may vary slightly due to lighting conditions and display settings. Measurement tolerance: ±1–3 cm.