Barr and Stroud Sierra 20‑60x80 Dual-speed Spotting Scope

Designed for the discerning, value conscious outdoor enthusiast and bird watcher, the new Barr & Stroud Sierra Dual-Speed spotting scopes are possibly the best value in the market today.

Features:

• Multi coated lenses and Bak-4 Prisms: All Sierra spotters feature Bak-4 prisms and are fully multi coated, precision ground lenses to provide optical performance that is equal to, or better than anything in its class.
• Polycarbonate construction: All Sierra spotting scopes are manufactured from lightweight polycarbonate which reduces overall weight and makes it extremely rugged and durable.
• Rubber armour covered: A rugged rubber armour covering quietens down bumps and protects your Sierra spotting scope from abrasions and damage from regular use.
• Waterproof, Fog proof & Nitrogen Filled: All Sierra Series spotting scopes are waterproof, fog proof and nitrogen purged to ensure many years of performance.
• Built-In Sliding Sunshade: Each Sierra spotting scope features a sliding sunshade that is built-in to the objective lens of the scope to further reduce glare.

Specifications:

• Model: 20-60x80 Angled
• Magnification: 20-60x Zoom
• Objective Lens Diameter: 80mm
• Field of View at 1000m: 35m - 17.5m
• Angular Field of View: 2°-1°
• Close Focus: 8m
• Eyepiece Viewing Angle: 45°
• Eye Relief: 21mm-18mm
• Waterproof: Yes
• Nitrogen Filled: Yes
• Prism Design: Porro
• Prism Glass Type: Bak-4
• Phase Coated Prisms: No
• ED Optics: No
• Fully Multi-Coated Optics: Yes
• Body Material: Polycarbonate
• Adjustable Eyecups: Fold-down
• Focusing System: Dual-speed
• Tripod Adaptor Bush: Yes
• Weight: 1420g