FEP-20-60 w/Case

Product Code: BDB805AA

Dedicated eyepiece with variable magnification for use with specific EDG series Fieldscopes. Delivers bright, clear images at 20-60x magnification when attached to an EDG Fieldscope model with an 85 mm objective lens, and at 16-48x magnification when attached to a model with a 65 mm objective lens. Features a bayonet-type mount with lock for quick and secure attachment to the Fieldscope. With a long eye-relief this zoom eyepiece is a great choice for viewing subjects from variable distances, even if you wear glasses.

• Bayonet mount with lock for easy attachment and release
• Fully multilayer-coated
• Waterproof up to 2m for 10 min., and fog-free — thanks to O-rings and nitrogen gas (body-and-eyepiece joint is water-resistant)
• FEP-20-60 featuring long eye relief of 18.4-16.5mm employs an aspherical lens to minimise image distortion

Eye Relief (mm)18.4-16.5
Weight (g)330
Magnification x (Fieldscope 85)20-60
Magnification x (Fieldscope 65)16-48
Real field of view (degree) (Fieldscope 85)2.2-1.1
Real field of view (degree) (Fieldscope 65)2.8-1.4
Apparent field of view (degree)42-60
Field of view at 1,000m*1 (m) (Fieldscope 85)38-19
Field of view at 1,000m*1 (m) (Fieldscope 65)49-24
Exit pupil (mm) (Fieldscope 85)4.3-1.4
Exit pupil (mm) (Fieldscope 65)4.1-1.4
Relative brightness (Fieldscope 85)18.5-2.0
Relative brightness (Fieldscope 65)16.8-2.0
Outer diameter x length (mm)63x99