Now in stock ! (BEST PACKAGE PRICE ON THE MARKET)

William Optics does it better and especially cheaper! Until today, you could choose only between high-end expensive binoviewers or monocular eyepiece observation. Today you can enjoy the benefits of BaK4 quality binoviewers in your refractor, Newtonian or SCT scope with a convenient package including:

1.25 Binoviewer with anti-marring compression rings 2x W.A. (66 deg.) 20mm Eyepieces. 1.6x Barlow nosepiece corrector for easier focusing with most telescope.

Optional 1.25" extender nose piece and 2x Barlow OCS are available separately for customers with special focusing needs.

The price is inviting, but the experience of two-eyed viewing is even better!

Prism material: BaK-4 FMC
IP Accommodation: 53mm to 75mm
Clear Aperture: 20.2mm
E.P. holders: Helical focusing, compression rings
Dimensions: 120mm X 112mm X 42mm
Optical Path: 100mm (4)
Weight: approx. 520g (without eyepieces)