William Optics Camera Bahtinov Mask 75mm - 110mm

William Optics Camera Bahtinov Mask for Telescopes Dew Shield Diameter From 75mm - 110mm - Authorised Australian Distributors

Fits over your dew shield for a perfect focus.
The clear material allows for a much brighter and effective focusing aid

This model suits telescopes with a Dew Shield Diameter from 75mm -110mm