arc length,point-point length,angle varuous measure way, manual&auto two ways focus, Max object distance:0mm , portable model

1. Working platforms:Windows7 xp vista Mac Linux                                                                              2. Magnification:50-200 times                                                                                                             3. Photograph:Taken by the software & by USB wire                                                                            4. Max object distance:0mm                                                                                                               5. Measure:arc length,point-point length,angle(unit:um)                                                                   6. Videogaphy:High compression                                                                                                        7. Light source:LED illumiantion (USB interface)                                                                                 8. Video with Extra-long time-11hours long & 3.6GB of memory video                                               9. Focusing:Auto focus + Manual, resolution:1280*960,960*720,640*480,320*240 display speed: 30fp/s                                                                                                                                                10. Max Size:20mm×110mm                                                                                                                 11. interface: USB 2.0

auto&manual focus portable microscope, digital endoscope, zoom microscope, measure tool, high video compression, built-in memory