Jiaxing Rui Xing Optical Instrument Co., Ltd 简体中文版   English
You are here: Home >>  Product >>  Accessories >>  collimation eyepiece >>  View Details
全国热线0573-82331687
Sharpstar launchs the new 1.25"  collimation eyepiece for Newtonian or Cassegrain telescope optical axis collimation.