Professional Binoculars, Monocular, Optical Lens Manufacturer




8×21 waterproof binoculars

Magnification: 8X

Model: K-B0821W

MOQ: 500pcs

Volume: 0.23CBM/500pcs

Objective lens diamter: 21mm

Product details

This 8×21 small binoculars is free focus type, it can make to be waterproof or not waterproof, it is more easy to use and take.


The different model specifications as below:

Model Magnification filed of view Objective lens diameter Exit pupil diameter Exit pupil distance Closer distance
  K-B0821W    8x 6.4° 21mm 2.6mm 11mm 2.13M






Other same specifications as below:

  Coating type   Fully coated, bule, ruby and green coated for you to choose;
  Prism system   Roof prism, BK7 normally, BaK4 is available;
  Focus System   Center focus
  Eyecups   Without eyecups
  Color   Black
  Unit Net Weight   206g
  Unit Measurement     9.8×5.2×6.2cm
  Material   Rubber, plastic, alluminium alloy, optical glasses
  Waterproof   YES or Not
  Standard packing   Drier, lens cleaning cloth, soft pouch, neck strap, instruction manual, color box













If you are interested in this kind samll waterproof binoculars, please contact us at below contact form for a price as reference. Thanks


Please send your inquiry in the below form. You will get our reply in 12 hours, thanks!