Binoculars Focus Optimum 10x42 ED

Nordic optical excellence for birding, nature and hunting

The Focus Optimum 10x42 ED represents the most advanced range of binoculars developed by Focus Sport Optics, a company with almost 40 years of experience designing optics for the demanding Nordic climate. They are intended for birders, hunters, hikers and nature lovers looking for maximum performance in any environment.

Thanks to their extra-low dispersion ED lens and FMC dielectric, phase and multi-coated coatings, they offer exceptional image quality: sharp details, natural colors and high contrast even in low light or adverse weather conditions.

Their lightweight and robust construction, made of aluminum and magnesium alloy with non-slip rubber coating, ensures durability and comfort in prolonged use. In addition, they are waterproof and nitrogen-filled, preventing internal fogging.

They include a protective case and padded strap for comfortable carrying during long days in the mountains, the forest or along the coast.

Outstanding features of the Focus Optimum 10x42 ED

• ED optics with advanced coatings: bright, sharp images with faithful color rendition.

• Wide field of view: 114 m field of view at 1000 m, ideal for tracking birds in flight and moving wildlife.

• High brightness: 4.2 mm exit pupil and twilight factor 20, perfect for sunset or sunrise observation.

• All-weather resistant: waterproof, nitrogen-filled to prevent internal fogging.

• Ergonomic design: balanced body, non-slip rubber coating and Twist-Up rotating eyepieces, comfortable with or without glasses.

• Tripod compatible: greater stability for extended observing sessions.

• 10-year warranty: confidence and durability assured.

Technical Specifications

• Magnification: 10x

• Objective diameter: 42 mm

• Field of view at 1000 m: 114 m

• Angular field of view: 6.5°Angular field of view: 6.5° Angularfield of view: 6.5

• Apparent field of view: 65

• Close focus: 2 m

• Exit pupil: 4.2 mm

• Eye relief: 17 mm

• Dioptric adjustment: +/- 3

• Interpupillary distance: 56-76 mm

• Prisms: BaK-4 roof

• Optical coatings: ED, FMC, dielectric, phase

• Twilight factor: 20

• Waterproof: Yes, with nitrogen filling

• Tripod thread: Yes

• Dimensions (W x H x D): 128 x 147 x 53 mm

• Weight: 711 g

• Manufacturer: Focus Nordic AB (Sweden)

• Warranty: 10 years

why choose Focus Optimum 10x42 ED?

• Because they offer the highest optical quality in their class.

• Because they are designed to withstand rain, extreme cold and changing conditions.

• Because they combine lightness and robustness, ideal for long routes or observation waits.

• Because they will allow you to enjoy nature as it is: majestic and full of details.

✅ Buy now the Focus Optimum 10x42 ED and take your observing experience to the next level.

Perfect for birdwatching, hunting, hiking and nature exploration.