Nikon Zoom eyepiece SEP 16-48x/20-60x (f. ProStaff 5) (25477)

The Nikon SEP 16-48x/20-60x zoom eyepiece is specifically designed for use with Nikon PROSTAFF 5 Fieldscopes, including both the 60mm and 82mm models. This eyepiece offers a versatile zoom range, providing 16-48x magnification with the 60mm scope and 20-60x magnification with the 82mm scope. It is fully multi-coated for bright, clear images and features long eye relief for comfortable viewing, even for eyeglass wearers. The eyepiece attaches securely to the Fieldscope body with a bayonet mount and is water-resistant when connected, but not fully watertight.

Specifications

Magnification: 16-48x (with PROSTAFF 5 60/60-A), 20-60x (with PROSTAFF 5 82/82-A)
Field of view at 1,000 m: 45 m at 16x (60mm scope), 36 m at 20x (82mm scope)
Real field of view: 2.6° at 16x (60mm scope), 2.1° at 20x (82mm scope)
Apparent field of view: 39.9° at 16x (60mm scope), 39.9° at 20x (82mm scope)
Exit pupil: 3.8 mm at 16x (60mm scope), 4.1 mm at 20x (82mm scope)
Relative brightness: 14.4 at 16x (60mm scope), 16.8 at 20x (82mm scope)
Eye relief: 16.9 mm
Length: 63 mm
Height: 74 mm
Series: SEP
Colour: Black
Weight: 225 g
Watertight: No (water-resistant when attached to Fieldscope body)

This zoom eyepiece is ideal for both observation and digiscoping, offering flexibility, comfort, and reliable optical performance for a variety of outdoor uses.