BluHorizons 10x42

World's First Sunlight Adaptive Binocular

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World’s First Sunlight Adaptive Binocular

All the action without a glimmer of glare.

The 10x magnification enables high detail recognition and the large 42mm lens diameter ensures a clear view, even in low light conditions.

• Unique AutoBright™ adaptive lens technology cuts through glare to capture every detail

• Premium optics give you a sharp, clear picture every time 

• Compact, light weight and texture-armored to go anywhere

• Ideal for every active outdoor lifestyle, from seaside to snowfield awarded the Steiner BluHorizons as the

"2020 Best Compact Binoculars"

"In very bright conditions, the Autobright™ optics that gives these Steiner BluHorizons binoculars the ability to reduce glare and produce a less washed out, more vibrant image" Read the full review here.

Available from Steiner for: 

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Product Features: 
  • AUTOBRIGHT TECHNOLOGY FOR THE PROTECTION OF YOUR EYES with sunlight-adaptive lens technology dims brightness automatically, to offer the best view in any situation.
  • FAST-CLOSE-FOCUS central focusing wheel requires minimal, step-less rotation for quick absolute sharpness from close-up to infinity – comfortable, easy to use.
  • OUTSTANDING RUGGEDNESS with durable polycarbonate Makrolon housing, Water-resistant or Rainproof IPX4 protects the optic against fogging up inside at temperature range between –20°C to +70 °C. Non-slip NBR-Long life rubber armor protection resists oil, acid or adverse weather. Impervious to harsh conditions for generations of trusted use.
  • ERGONOMIC DESIGN providing comfortable long-term observations. Ergonomic pliable eyecups made of soft, skin-friendly and non-aging silicone protect against incident light and draught. Simply to be folded down for use with eyeglasses.
  • LIGHTWEIGHT roof prism design has less bulk to fit into your pack and stay out of the way while observing.
  • EXTENSIVE ACCESSORIES comes with a neoprene bag and carrying strap.


Item No.MagnificationObjective LensField of ViewSpecial FeatureRanging Distance
234510x42mm100 m (@1,000 m)N/AN/A
Field of View100 m (@1,000 m)
Objective Lens42mm
Focus SystemFast-Close-Focus
Optics SystemsAutobright
Close Focus2 m
Exit Pupil4.2 mm
Twilight Factor20.49
Rubber ArmoringNBR Long Life
Weight26.1 oz. (740 g)
Dimension (HxWxL)4.9 x 5.8 x 2.4 in.
Neck StrapYes
Neck Strap AttachmentUniversal
Special FeaturesTemperature Range -4°C to +158°F
Warranty10 Years
Rain Protection CapYes

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