National Geographic 10x42 Waterproof Binoculars

The 10X42 binoculars are very versatile Roof binoculars: waterproof, handy and a product of craftsmanship with high quality in mind. Twist-up eyecups adapt the binoculars easily to observers with or without spectacles. Diopter compensation is standard. The binoculars have BaK-4 prisms and are fully multi-coated. This allows for colour fidelity and high contrast. The objective cap system allows for quick opening and closing. The caps can be completely removed without any difficulty. Furthermore, a tripod adapter thread is integrated.

FEATURES

• Binoculars for water sportsmen

• waterproof and with swim belt unsinkable

• suitable also for spectacle wearers

SCOPE OF DELIVERY

• binoculars

• case

• floating strap

• manual

  
  

  OPTICAL SPECIFICATIONS
  Optical design	Roof
  Magnification	10 fixed
  Objective diameter	42 mm
  Material prismn	BaK-4
  Type of coating	Multi coated
  Eyepieces for eyeglass wearers	✓
  Diopter setting	✓
  Field of view at 1000m	101 m
  Field of view	5.77 degrees
  Light intensity	17.64
  Twilight factor	20.49
  GENERAL TECHNICAL DATA
  Waterproof	✓
  Tripod adapter thread	✓
  Focusing system	Central focus wheel
  Eyecups	TwistUp eyecups
  Interpupilar distance min.	73.72 mm
  Interpupilar distance max.	73.72 mm
  Colour	black
  Body material	Plastic
  Body armouring	Rubber/Plastic
  Dust protection caps	dust caps for eyepiece and objective