Special Features
Lens quality
High-index BaK4 prisms
Vision convenience
Long eye relief and adjustable eyepieces (twist up/down)
Optical coating
Full multi-coating, UV coating
Specialty
Environmentally friendly lead-free glass
UV-Protection
Equipped
Optics
Type
Porro-prism series
Diopter adjustment range
over +/- 2 1/m
Eye interval adjustment range
60 - 70mm
Objective lens diameter
42mm
Closest focal point
5m
Eye relief
18.1mm
Lens configuration
7 elements / 5 groups
Magnification
8x
Exit pupil diameter
5.3mm
Actual field of view
6.5°
Field of view at 100m
11.4m
Apparent angle of view
52°
Relative brightness
27.6
Dimensions / Weight
Width
130mm
-----
(fully extended)
Thickness
57mm
Recommended Uses
Recommended Uses
Astronomy, Bird Watching, General Purpose, Nature, Traveling