C-MOUNT Lens:zoom c-mount LensMagnification Power by 0.12 - 2X (about 8 - 100X on the display)Work distance:55mm-200mmVisual field :2.4mm-32mmSize: 115mm(L) * 40mm(DIA)Weight: 210g Application: Applied to a wide range of electronics and precision machinery enlarged image; assembly quality miniature IC and electronic components detection; PCB SMT factory and factory production testing; Medicine Homes, schools, scientific research departments for research, experimentation, testing, analysis; printing test, jewelry identification, and other fields.2.0MP effective pixels 1600X1200, 15 to 45 frames / sec, resolution of 900TV-Lines 4 crosshair, crosshairs optional number, color, line width, full screen display, can be moved to any position, and you can hide all crosshairs also. VGA Output Resolution: 800X600 60Hz, 1024X768 60Hz, 1280X1024 60Hz, 1366X768 60Hz, 1440X900 60Hz, 1600X1200 60Hz, 1920X1080 60Hz English menu easy to operate. Directly connected to the computer monitor, real-time video image viewing, image clear and stable, flicker-free, the eyes close for a long time is not fatigue. High Quality, High Resolution, Clear Images,