Specifications for Styrka 20-60x80mm S7 Waterproof Spotting Scope:
Magnification:
20-60x
Objective Lens Diameter:
80mm (ED)
Angular Field of View:
2.0-0.9 degrees
Linear Field of View:
105-47ft/35-16m@1000yds/m
Eye Relief:
18mm
Exit Pupil:
4.0-1.3mm
Prism Type:
BaK-4
Relative Brightness:
16-1.7
Twilight Factor:
40-69.3
Weight (with eyepiece):
61.8 oz
Dimensions:
16.81x4x6.19 inches
Features of Styrka 20-60x80mm S7 Waterproof Spotting Scope:
ED GLASS OBJECTIVE LENS - Advanced, extra-low dispersion (ED) optical glass provides razor-sharp images and superb color correction while dramatically increasing clarity during low-light situations
SXL-MAX FULLY MULTI-COATED OPTICS GROUP - All lens surfaces are coated multiple times utilizing our proprietary SXL-MAX anti-reflective flat broadband coatings for maximum brightness and optimal color, sharpness and image contrast while maximizing transmission across the entire visible light spectrum for true-to-nature color representation
BAK-4 PRISMS - High-grade prisms that render bright, high-contrast images with increased resolution
100 percent WATERPROOF - Fully sealed housing for performance in all conditions; submersion tested for 30 minutes in 1 meter (3.3 feet) of water
NITROGEN PURGED - Internal housing is purged of air and filled with nitrogen gas to prevent internal fogging
RUBBER ARMOR - Provides tough, durable external protection and a secure no-slip grip
TWIST-UP EYECUP - Twist up or down for a custom fit to your eye, with or without eyeglasses
ROTATING TRIPOD MOUNT - Adjustable tripod mount rotates, allowing eyepiece to be set in optimal viewing position
DUAL FOCUS - Coarse and fine focus adjustments for fast focusing with maximum precision
SUNSHADE - Reduces glare and shields objective lens from rain and snow