Tutorials, articles on Binoculars, Telescopes, Range Finders, Rifle & Spotting Scopes «Binoculars Direct

Night Vision: The Ability to See in the Dark

Bushnell 17369 2.5 x 42mm Night Vision Binoculars are a popular example of modern night vision gear.

Have you ever wondered what it would be like to have the ability to see in the dark? To be able to move about freely and foresee all obstacles that would otherwise be hidden in the dark [...]

Spotting Scope Terminology

Celestron VistaPix IS70 Digital Spotting Scope and Camera – All-in-one 70mm digital spotting scope with 3MP digital camera.

The spotting scope you choose greatly affects how it will work for you under certain conditions. For example, the person who only wants to use his or her spotting scope at the rifle range can often drive [...]

Binocular Terminology

Olympus 118710 10 x 21 Outback Binoculars are portable and let you enjoy the view from virtually anywhere, then conveniently fold up.

Magnification: Magnification is simply the degree to which the object is enlarged. With a 7×35 binocular, for example, the object appears to be seven times closer than without the aid of a [...]

Types of Binoculars

Binoculars always come in handy – whether you’re an avid hunter or an occasional theater-goer. They are essential gear for camping and hiking, a day in the field or a vacation trip to the grand canyon. Choosing the best binocular for your needs isn’t always easy. Consider when, where and how often you plan to [...]

How To Sight In Your Rifle Scope

Rifles are like people and have individual characteristics. Two identical rifles made by the same manufacturer, although alike may shoot differently. Every rifle will fire different ammunition brands and different ammunition grains with varying degrees of accuracy. The following procedure takes these factors into account as you should if you wish to be accurate in [...]

“Exit Pupil: The exit pupil refers to the size of the shaft of light transmitted to the eye. The more light, the better the contrast. You can actually see the exit pupil by holding the eyepiece of the binocular approximately 12 inches from your eye. It is the bright circle of light in the center of the eyepiece. Exit pupil is expressed in millimeters and is normally derived by dividing the power into the objective lens diameter. A 7×35 binocular has an exit pupil of 5mm (35 ÷ 7).”

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Binoculars Direct

Night Vision: The Ability to See in the Dark

Spotting Scope Terminology

Binocular Terminology

Types of Binoculars

How To Sight In Your Rifle Scope

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