Assembled in the USA utilizing premium Japanese optical components and feature Celestron’s proprietary XLT coatings

This range is rated as IPX7: Protected against heavy splashing and rain. Must not fail or show water seepage when exposed, but not when immersed. IPX-7 Waterproof Standard. Protected against short durations of water immersion. Max immersion for less than 30 minutes and at a depth of less than 1 metre. 

Celestron Echelon 20x70 Binoculars offer superior low light viewing for observations of the night sky. These binoculars from the professionals at Celestron are designed for use in low light conditions and for picking out small subjects at the longest distances. With an exit pupil of 3.5 mm, Celestron Echelon 20x70 Fogproof Binoculars deliver an amazing amount of light allowing you to see the most detail possible.

Specifications for Celestron Echelon 20x70 Waterproof Binoculars:

Objective Lens Diameter (mm):	70 mm (2.76 in)
Magnification (x):	20 x
Apparent Field of View:	3.0 °
Linear Field of View (@1000 yds):	157 ft/52 m
Exit Pupil (mm):	3.5mm mm (0.14 in)
Eye Relief (mm):	19.5mm mm (0.77 in)
Close Focus (Binoculars):	328.1 ft/100 m ft (100 m)
Optical Coatings:	XLT Coatings (Fully Multi-Coated)
Dimensions LxWxH (in/mm):	10.15 in x 8.74 in x 3.31 in (258 mm x222 mm x84 mm) in (258 mm)
Prism Glass (Type):	Bak-4
Twilight Factor:	37.42 x
Relative Brightness:	12.25
Water Proof:	Yes
Nitrogen Filled (Fog Proof):	Yes
Interpupillary Distance:	58-72 mm
Diopter Compensation:	+/- 4
Tripod Adaptable:	Yes

Features of Celestron Echelon 20x70 Binocular:

• Fully waterproof for protection against the elements and nitrogen-purged to prevent internal fogging,
• Hand-assembled in the USA from high quality Japanese optics, using Celestron's proprietary XLT coating technology for superior optical performance.
• Includes a durable, waterproof hard case for protection.
• Tripod adaptable for long observing sessions or when you want to share the view with others.

 PDF Specification sheet for filters and dew straps