iOptron CW Extension Bar for C40/G45/C60/C70/etc. (8026) Cleaning 3nm) and OIII (500

3nm) and OIII (500

extra-low-dispersion lanthanum glass elements to produce a well-balanced image with minimal aberrations

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

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

81 Limiting Stellar Magnitude: Ideal: 10

iOptron CW Extension Bar for C40/G45/C60/C70/etc. (8026) Cleaning 3nm) and OIII (500This 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)