Bushnell NatureView Backyard Birder 8x40 Binoculars

5044-471

Bushnell NatureView Backyard Birder 8x40 Binoculars

5044-471
  • Available prices $99.00

Description

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Is that a Mountain Plover? A Cerulean Warbler? These binoculars offer bright, sharp views in most environments. High optical performance with extended eye relief for comfortable viewing. Made with environmentally friendly, lead-free glass.

  • Bk-7 multi-coated optics.
  • Rugged non-slip rubber armor absorbs shock.
  • 40mm lenses allow more light in during prime bird-watching hours.
  • Fold down eyecups.
  • Textured center-focus knob for precise adjustment.
  • Includings carrying case and strap.

Tech specs

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Weight 706g
Ideal for Everyday use
Magnification

This tells you how many times an object is magnified when observed through the binoculars.

8x
Objective lens

The diameter of the objective lens will impact how bright, sharp, and comfortable your view is. Generally, bigger is better.

40mm
Lens coating

Lens coatings reduce light loss and glare to increase contrast and diminish eyestrain. Coated: one layer on external surfaces only. Fully coated: every surface is coated. Multi-coated: multiple layers on some of the surfaces. Fully multi-coated: multiple layers on every optical surface.

Multi-coated
Field of view

The widest dimension of circular viewing area that you can see.

112m
Minimum focus

The nearest distance at which the binoculars will focus on an object.

430cm
Exit pupil

The diameter of the objective (outside) lens divided by the binocular's magnification. It indicates the amount of light that reaches your eye (most noticeable in low light conditions). Higher numbers offer brighter images.

5mm
Eye relief

The distance between the eyepiece and your eye while still allowing entire field of view. Long eye relief is good for eyeglass wearers.

14mm
Fogproof No
Waterproof

Waterproof binoculars are assembled with O-rings and are purged with nitrogen to avoid condensation. They are ideal for boating or use in rainy weather.

No
Made in China