iOptron CW Extension Bar for C40/G45/C60/C70/etc. (8026) Cleaning The adapter adds an optical

The adapter adds an optical thickness of 0

with performance parameters giving it the fundamental characteristics (the ethos) of a TeleVue eyepiece: high contrast

The 55mm focal length has the largest true field possible for 2" eyepiece holders -3 times the true field area of any 1¼" eyepiece

AstroSolar must be mounted entirely stress free in order to perform like a high precision plane optical window

iOptron CW Extension Bar for C40/G45/C60/C70/etc. (8026) Cleaning The adapter adds an opticalThis is an original replacement counterweight shaft (w o CW safety screw) and the extension bar for the iEQ45 Pro iEQ45 GEM45. This is also the extension bar for the CEM40 60 70 GEM45 mounts. Attach to the CW shaft and will create more counterbalance torque. Specifications Diameter: 28mm Net Length: 10 inches Length (including threads): 11 inches (280mm)