VORTEX DIAMONDBACK HD 10X42 BINOCULAR

The Vortex Diamondback HD 10×42 is a versatile hunting binocular for observing distant detail across open terrain, woodland and changing light conditions. Its 10× magnification, 42 mm objectives and phase-corrected roof prisms with dielectric coatings provide a useful balance between detail, light gathering and portability.

Suitable for use

• Open-country hunting

• Bird and wildlife observation

• Identifying distant subjects

• Scanning fields, coastlines and landscapes

• Hiking and general outdoor use

• Dawn and dusk observation

• Outdoor and sporting events

• Eyeglass wearers

• Tripod or car-window-mounted observation

Why choose the Vortex Diamondback HD 10×42?

• Detailed 10× magnification

• Light-gathering 42 mm objective lenses

• HD optical system

• Fully multi-coated lenses

• Dielectric-coated roof prisms

• Phase-corrected prisms

• Approximately 110 m field of view at 1000 m

• Close focus from 1.5 m

• ArmorTek® exterior lens protection

• Ergonomic true open-hinge design

• Argon-purged, waterproof and fog-proof construction

• Shockproof, rubber-armoured body

• Tripod adaptable with a separate adapter

• GlassPak™ binocular harness included

Technical specifications

• Magnification: 10x

• Objective diameter: 42 mm

• Optical system: HD Optical System

• Prism type: Roof

• Prism coatings: Dielectric and phase-corrected

• Lens coating: Fully multi-coated

• Exterior lens protection: ArmorTek®

• Field of view: Approximately 110 m at 1000 m

• Angular field of view: 6.3°

• Exit pupil: 4.2 mm

• Eye relief: 15 mm

• Close focus: 1.5 m

• Interpupillary adjustment: 55–73 mm

• Focusing: Central focus wheel

• Dioptre adjustment: Right eyepiece

• Eyecups: Adjustable

• Body design: True open hinge

• Height: 145 mm

• Width: 130 mm

• Weight: 604 g

• Gas filling: Argon

• Waterproof: Yes

• Fog proof: Yes

• Shockproof: Yes

• Tripod adaptable: Yes, separate adapter required

• Warranty: Vortex VIP Warranty, subject to the manufacturer’s terms

• Barcode: 875874009943

Supplied with

• Vortex Diamondback HD 10×42 binocular

• GlassPak™ binocular harness

• Comfort neck strap

• Tethered objective lens covers

• Rainguard eyepiece cover

• Lens cloth

Frequently asked questions

What does 10×42 mean?

The first number indicates 10× magnification, while the second is the 42 mm objective diameter. This format provides useful detail at longer distances while remaining smaller and lighter than a typical 10×50 binocular.

How does a 10×42 model differ from an 8×42 binocular?

The 10×42 makes distant subjects appear larger, but it has a narrower field of view and shows more hand movement. An 8×42 binocular is easier to hold steadily and better suited to woodland or following fast-moving subjects.

Is the Vortex Diamondback HD 10×42 suitable for low-light use?

Its 42 mm objectives and 4.2 mm exit pupil provide good performance in changing light and normal dawn or dusk conditions. A 10×50 binocular offers additional light-gathering capability for regular observation in very dim light.

Is this binocular suitable for eyeglass wearers?

It has 15 mm of eye relief and adjustable eyecups. Eyeglass wearers should turn the eyecups down, although the amount of visible field can depend on the shape of the glasses and the user’s facial features.

Recommended products

• An 8×42 binocular for a wider field of view and steadier handheld observation

• A 10×50 binocular for improved low-light performance

• A 10×32 binocular for lower carrying weight

• A 12×50 binocular for additional detail at longer distances

• A tripod adapter for prolonged stationary viewing

• A lens-cleaning pen and microfibre cloth

When is the Vortex Diamondback HD 10×42 the right choice?

The Diamondback HD 10×42 suits users who want more detail than an 8× model provides across open terrain but do not want to carry a larger 10×50 binocular. Its 604 g weight makes it practical for hunting, hiking and general nature observation.

Choose an 8×42 model for frequent woodland use or following fast-moving subjects. A 10×50 is better for very low-light observation but is heavier. A 10×32 model is preferable when minimum carrying weight matters more than light gathering.

Expert recommendation

The Vortex Diamondback HD 10×42 is a practical choice for hunters and nature observers who spend much of their time in open terrain. Ten-power magnification helps reveal finer detail in distant wildlife and landscape features, while the 604 g weight remains manageable during a full day outdoors. The supplied GlassPak harness distributes the weight more comfortably than a standard neck strap.

Compared with a 10×50 model, the 10×42 is lighter and easier to carry, although its smaller objectives provide less light-gathering reserve in very dim conditions. Brace your elbows or use a tripod adapter during prolonged observation. Before regular use, adjust the interpupillary distance and right-eye dioptre. Remove loose dust before wiping the lenses to reduce the risk of scratching their ArmorTek-coated surfaces.

Versatile 10×42 optics for hunting and nature observation

The Vortex Diamondback HD 10×42 combines useful long-distance magnification, capable HD optics and weather-resistant construction in a manageable field binocular. It is a balanced choice for hunting, hiking and wildlife observation when both detail and portability matter.