Hawke Nature-Trek 35210 Monocular 8x25 Green Bak4 Waterproof
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The Hawke Nature-Trek 8x25 Monocular (model 35210) is an ultra-compact, roof-prism optical device designed for single-handed outdoor glassing. Built around Hawke's System H2 optics, it incorporates BAK-4 roof prisms and fully multi-coated (FMC) lenses to deliver clear target identification across outdoor environments. The optic is housed in a shock-resistant polycarbonate chassis wrapped in green rubber armour, providing a secure grip in wet weather. Measuring 105 mm in length and weighing 145 g, the sealed chassis is nitrogen-purged for waterproof and fog-proof performance during field use without adding excess pack bulk.
Key Features
- Optical System: Hawke System H2 optics featuring BAK-4 roof prisms and fully multi-coated glass.
- Viewing Range: Delivers an 8x magnification with a wide field of view of 119 m at 1,000 m (6.8° angle of view).
- Adjustable Eyecup: Twist-up eyecup mechanism with integrated position stops and 13 mm of eye relief for comfortable use with or without eyeglasses.
- Weatherproof Chassis: Nitrogen-purged, fog-proof, and waterproof construction built into a durable, rubber-armoured polycarbonate body.
- Protective Hardware: Features an integrated eyepiece focusing ring and tethered, stay-on objective lens covers to protect exposed glass during transit.
Specifications
- Magnification: 8×
- Objective Lens Diameter: 25 mm
- Optical System: System H2
- Prism Type: BAK-4 Roof Prism
- Lens Coating: Fully Multi-Coated (FMC)
- Field of View: 119 m @ 1,000 m (356 ft @ 1,000 yds / 6.8°)
- Apparent Field of View: 54°
- Close Focus: 5.0 m (16.4 ft)
- Eye Relief: 13 mm (0.5 in)
- Exit Pupil: 3.1 mm
- Length: 105 mm (4.1 in)
- Weight: 145 g (5.1 oz)
- Chassis Material: Polycarbonate with rubber armour
- Mounting: Handheld only (no tripod thread)
Who is the Hawke Nature-Trek 8x25 Monocular for?
- Mobile hunters and stalkers — Requires fast, lightweight glassing where carrying a full-sized optic adds unnecessary weight, taking advantage of this compact monocular's 145 g overall carry weight and pocket-friendly 105 mm length.
- Backpackers and hikers — Benefits from minimal pack weight without sacrificing mid-range viewing capability, utilizing the 8x magnification and 25 mm objective lens for scouting trails and ridgelines.
- Casual birdwatchers and wildlife spotters — Provides quick target acquisition and sweeping landscape scanning through a 119 m @ 1,000 m field of view that enables effortless subject tracking in open terrain.
Less suitable for: Close-range insect or botanical observation under 5.0 m (which requires a macro optic or dedicated close-focus binocular with a ~2 m minimum focus), low-light dusk or dawn tracking (which requires a larger 42 mm or 50 mm objective lens optic for higher light transmission), stationary high-magnification viewing (which requires a tripod-mountable optic with standard 1/4"-20 threading), or full underwater submersion (which requires a dive-rated submersible optic).
| SKU | HWK39847LP |
| Model # | 35210 |
| Brand | Hawke |
| Shipping Weight | 1.0000kg |