Technical: What is the difference between Photonis echo, 4G intens and Gen3 ??
Before 2019 echo have same technology and are 4G fail out. I dont have reliable information about eventual different coating or different ...
-
Us Carson industries lens milspecs vs Israeli Optronics For this test, same setting, same tube, same eyepiece (Carson ) Tube GP Omni7 Tube ... -
Before 2019 echo have same technology and are 4G fail out. I dont have reliable information about eventual different coating or different ... -
Comparative test between Gp Harris Omni7, Omni8, Wp Katod F and photonis Xw0041c The exterior conditions were a level 4 night. No moon, Star...