Delta Optical Forest 8x42 Gen3 Binoculars

The Delta Optical Forest 8x42 Gen3 Binoculars represent the latest generation of Delta’s renowned Forest series, engineered for those who demand precision, reliability, and outstanding optical performance in all outdoor environments. Featuring ED (Extra-Low Dispersion) glass and BaK4 roof prisms with dielectric and phase-correction coatings, these binoculars deliver exceptionally sharp, bright, and true-to-life images across the entire field of view.

Built from a lightweight magnesium-aluminium alloy, the Forest 8x42 Gen3 combines durability with a compact, ergonomic form that’s easy to handle, even during extended use. The nitrogen-filled, fully waterproof and fogproof body ensures clear viewing in any weather. With a wide 8.1° field of view, 17.2 mm eye relief, and smooth central focusing, these binoculars are ideal for nature observation, birdwatching, travelling, and hunting.

Rugged, reliable, and optically advanced, the Delta Optical Forest 8x42 Gen3 is a dependable companion for every outdoor adventure.

Advanced Optical System: ED (Extra-Low Dispersion) lenses minimise colour fringing and enhance clarity across the image field.

Superior Light Transmission: Fully Broadband Multi-Coated (FBMC) optics improve contrast and brightness in all lighting conditions.

High-Precision Prisms: BaK4 roof prisms with dielectric and phase coatings deliver crisp detail and perfect colour balance.

Durable, Lightweight Body: Magnesium-aluminium alloy housing combines strength with portability.

Ergonomic Rubber Armour: Provides a comfortable, slip-resistant grip, even in wet or cold environments.

Smooth Central Focus: Enables quick and accurate focusing, with dioptre adjustment for personalised sharpness.

Comfortable Viewing: Long 17.2 mm eye relief makes them suitable for users wearing glasses.

Tripod Mountable: Built-in 1/4″ thread allows attachment to a tripod for steady, extended viewing sessions.

Weather-Sealed Construction: Waterproof, nitrogen-purged design prevents internal fogging and protects against moisture.

Compact and Balanced: Streamlined dimensions make it easy to carry during hikes, birdwatching trips, or travel excursions.

Magnification: 8×
Objective Lens Diameter: 42 mm
Prism Type: Roof (BaK4)
Lens Glass: ED (Extra-Low Dispersion)
Optical Coatings: FBMC (Fully Broadband Multi-Coated) with phase correction
Angular Field of View: 8.1°
Linear Field of View at 1000 m: 142 m
Exit Pupil Diameter: 5.2 mm
Eye Relief: 17.2 mm
Minimum Focusing Distance: 2 m
Relative Brightness: 27.6
Twilight Efficiency: 18.3
Focus Adjustment: Central
Interpupillary Distance Adjustment: 59–73 mm
Diopter Correction: ±5
Tripod Mount: 1/4″ adapter (central thread)
Nitrogen Filling: Yes
Waterproof: Yes
Weight: 709 g
Dimensions: 147 × 127 × 56 mm
Housing Material: Magnesium-aluminium alloy, rubberised

Delta Optical Forest 8x42 Gen3 Binoculars
Binocular Case
Case Strap
Binocular Strap
Lens Caps
Eyepiece Covers
Optics Cleaning Cloth

Delta Optical 5 Year Warranty