29.7.08

Binoculars For Viewing

At one point in time, the only way to see a distant object in more detail was to move closer to it. But today we have binoculars.

Through the use of optical systems or specialized prisms, the viewer is presented with a larger image, as if they were much closer to the object they wished to view. Military personnel, astronomy fans and nature enthusiasts, just to name a few, now employ binoculars for professional and recreational activities.

Binoculars have come quite a long way since their early beginnings and the first set was made by mounting identical twin telescopes side by side. By using two identical telescopes, a distant object was able to be seen with some sense of depth perception.

The lenses used were convex and concave, but they did not have much magnification power. New lenses use prisms and are able to offer the viewer a better sense of depth perception, color and brightness.

Binoculars come in many shapes and forms to fit any viewer's need. You can choose from a marine waterproof binocular, to the small hand held opera glasses that are used to see within a relatively close range. Outdoor enthusiasts typically need a 7x to 12x magnification, with 30 mm to 50 mm objective lenses.

The amateur astronomer is more likely to be concerned with the field of view rather than lots of magnification power. There is something, literally, for everyone when it comes to improved vision binoculars. You just have to find the right set for the job, and at the right price.

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