Filters are designed by their manufacturers to transmit or absorb different wavelengths of light. And they are widely used in scientific experiments and industrial applications where that change is ne <b>...</b>
* Range Measuring Mode * Scan Mode * Low Battery Indicator * Laser Indicator * Unit Change(M/Y) * Automatically Shutt Off . * Measuring <b>...</b>
This is an amazing capture and inspection tool for engineers to save the inspection image and video. It help use to save time .
Two different radius are in a surface.A surface of the lens with composite concentric annular and many focus of complex surfaces, and another surface of the lens with spherical or aspheric surface. <b>...</b>
Projection lens for medical equipment,pocket projector We manufacture and design kinds of projector lens as requirement,not only include short focal length fisheye lens/wide angle lens for Sanyo/Sony <b>...</b>
Wi-Fi portable 5.0M microscope, capture tiny and detailed images/videos on iPhone/iPad/Android phones/tablets/PC. Up to 65X magnification,auto focus.