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Helios 20x90 Quantum-4 Observation Binocular

£234.00

Quick Overview

The Helios 20x90 Quantum-4 Observation Binocular are great choice for portable observation binoculars, ideal for astronomy. These binoculars are Nitrogen purged for anti-fogging and also feature a central balance bar for mounting to a tripod and braced objectives.
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Details


High quality waterproof and nitrogen filled 20x90 observation binoculars with superb optics incorporating BAK-4 prisms and a fully broadband multi-coatings on all surfaces. This specification ensures maximum light transmission, contrast and sharpness, essential for astronomical observation. High precision construction using CNC machined metal components and finished in Black Rubber and supplied in a foam lined Aluminium storage/carrying case.

The Helios 20x90 Quantum-4 Observation Binocular feature Individual Eyepiece Focusing (IF) and a central stabilizing bar with sliding tripod adaptor column, for optimum balancing on a photo tripod mounting plate, via a standard 1/4" whitworth thread.

Specifications:
Specification 20x90
Magnification 20x
Object Lens Diameter 90mm
Fully broadband multi coatings
Prisms BaK-4
Waterproof Nitrogen filled
Field of view 3.22 °
Individual focus
Nearest Focus Distance 30m
Weight 3.7kg

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