Choosing between an expensive high-end bino-viewer or monocular attachment for observing? Now, you can also enjoy the benefits of coated BAK4 bino-viewers with your refractor, Schmidt-Cassegrain or Newtonian telescope.
A comprehensive package including:
- 1.25'' bino-viewer attachment with protective compression rings
- 2x W.A. (66 deg.) 20mm eyepieces
- Barlow lens (1.6X) for easier focusing with any telescope
- coating: BaK-4 fully multi-coated
- IP distance adjustment: 53mm to 75mm
- aperture: 20.2mm
- eyepiece holder: helical focusing, compression rings
- size: 120mm x 112mm x 42mm
- optical Path: 100mm (4")
- weight: 520g (without eyepieces)