Type 2+ Full aperture glass filter for Celestron 4" refractors

Availability: More on the way

Full aperture glass filter for the Celestron C102 4" refractor telescope. Please note: Celestron has had a number of different lens shade sizes on their 4" aperture refractors over the years. Please measure the outer diameter of your lens shade before ordering. It must be 5.5" to use this filter.

This full spectrum (white light) filter is made of high quality hand-selected glass, coated . . .

SKU: 71C4