1、2MP high‑definition lens, optical zoom 300 times, observe objects more clearly. 2、You can change the range of the shot by changing the focal length, so it's useful for composition. 3、Low distortion, high compatibility, can adapt to most industrial cameras. 4、Easy to installa and widely application with the C/CS mount, only if your camera has C/CS mount, you can use it. 5、Made of high quality aluminum alloy material, solid structure, durable. 1 x Lens Item Type: LensMaterial: Aluminium Alloy + ABSLens Construction: Aluminum Alloy +12GOptical Multiple: 0.7X- 4.5XEyepiece: 0.5XZoom Ratio: 1: 6.5Caliber Size: Φ45mmResolution: 2MPMount: C/CSOptical Distortion: < 0.1%Working Distance: 46-95mmObject Sight Distance: 0.3- 8.8mmDimension: Approx. Φ45x50x168mm / 1.8x2x 6.6inOperation: Zoom, Fixed, Focus, Manual, Iris, FixedOperating Temperature: -20℃ - +80℃How to Use: Connect The Lens to Industrial Camera or Electron Microscope Lens to Use, You Can Adjust The Magnification to Watch