Search results for: '130mm'

Regardless of its photographic qualities, the Epsilon is a first-rate wide-field observation telescope. The observation...

Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like lon...

Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like lon...

Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like lon...

Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like lon...

The 35mm has a large true field with plenty of eye relief for eyeglass wearers.  When combined with a Paracorr to c...

This microscope is designed for studying liquid precipitates, cell colonies, living cells, tissue cultures, and other st...

This microscope is designed for studying liquid precipitates, cell colonies, living cells, tissue cultures, and other st...

This microscope is designed for studying liquid precipitates, cell colonies, living cells, tissue cultures, and other st...

This Sky & Telescope "Hot Product" is designed to produce the largest true field possible in a 1¼" eyepiece. (Its 27...

Housed in a 2" barrel like the 35mm, the 27mm is lighter & smaller. It's perfect for any telescope size, type or spe...

Pegasus Astro: Universal L Shaped Bracket (Black Anodisation) PLUS Six different motor couplers (bore diameter from 3mm...