Browse Items (327 total)

Barrel w/Mirror

Barrel w/integral concave interior mirror surface

Beamsplitter

Beamsplitter w/variable density filter and mounting tube

Bessel filters, Set J

Bessel filters in wooden box

Biconvex Lens

3-1/2" biconvex lens element

Binocular Bracket

Binocular viewing bracket

Binocular Eyepiece

Binocular eyepiece w/bracket

Binocular Viewer

Binocular viewer with eyepieces

Bracket

Optical bracket

Bracket

Adjustable bracket

Brass Tube

Treaded and flanged brass tube