Oberwerk 45° 80mm Binocular Telescope

The BT-80-45 is a smaller and lighter version of our highy-acclaimed 100mm 45° Binocular Telescope . It is the least expensive binocular on the market that offers 45° viewing and 1.25" focusers. Of course the 45° 80mm Binocular Telescope also has Oberwerk's signature broadband multi-coatings on every lens surface, including the massive porro prisms. 20x fully multi-coated wide-angle eyepieces are included, but because of the industry-standard 1.25" helical focusers, your favorite telescope eyepieces can be used as well. The same fork mount and hardwood tripod (as shown) that comes standard with the BT-100-45 is available as an option, or use with your own favorite mount (bottom-mount plate is tapped with standard 3/8" threading). Because accurate collimation is critical at higher magnifications, every Oberwerk binocular is collimated prior to shipping- so even at 100x, you'll enjoy perfectly merged images.

 

 

 

Objective size

80mm

Magnification

Your choice (any 1.25")
Ships with 20x pair

Prism

BAK4

Optic coating

Fully Broadband Multi-coated
including prisms and oculars

Field of view

20x- 3.0°
Apparent FOV- ~60°

Exit pupil diameter

20x- 4mm

Exit pupil distance
(eye relief)

20x- 16mm

Minimum focus distance

58-80mm

Weight

16 lbs., fork/tripod 22 lbs.

 

 

 

 

 

 

 

 

 

 

 

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