购物车
购物车  有 0件商品  总价 ¥0.00
商品搜索
网站标志
点评详情
发布于:2017-4-18 00:14:02  访问:303 次 回复:0 篇
版主管理 | 推荐 | 删除 | 删除并扣分
The Care And Feeding Of Binoculars
The cost of roof replacement on your home or business is second only to the cost of buying the building itself. When driving in a car, don`t leave the binoculars on the seat, since a quick stop will send them flying forward. Birding clubs usually have meetings for members to gather and share tips and information about bird-watching. Those who use digital binoculars should also know the terminology that is normally used by other sports lovers, wildlife enthusiasts and photographers.
These club members often have years of experience in doing astronomical observations, with both telescopes and binoculars. Phase coated prisms take it one step further, the coating process enhances the resolution and contrast of images coming through the binocular and are generally applied only on more expensive binoculars.
Binoculars can range from 6-12 magnification or even higher, but powers from 8-10 are generally preferred for birding. Pulling can be affected by whether or not the strap attaches to the sides or center of the binoculars. Rubber Armor: this is not a must but it sure is nice to have exterior rubber armor on your binoculars.
It can be almost dark out and look through your binoculars with large objective lenses and you can mysteriously see like an owl. Although a small telescope is needed to see Saturn`s rings, you can use your binoculars to see Saturn`s beautiful golden color. Bottom line: if you have to concentrate to use your binoculars then you have the wrong binoculars.
But rather than attaching to the binoculars this website way, they offer flexible, adjustable straps that secure the binoculars in place with hook and loop closures. Some premium binoculars (like Swarovski`s flagship EL Swarovision range), incorporate special field flattener\" lenses in the eyepieces to deliver a clear view right to the edge of the field.
Most binoculars in the Jessops rage also have adjustable eyepieces to make viewing while wearing glasses more comfortable. Just as thanks to technology, there is such a thing as digital binoculars - which is a combination of a pair of binoculars and digital camera.
As with all superior quality binoculars the Leica Ultravid`s are waterproof, nitrogen filled and sealed to ensure a perfect performance in all weather conditions, an absolute must for regular outdoor use in the UK. The Utravid Leica binoculars ability to perform in extremely high and low temperatures is outstanding as a result of high performance Teflon disks that operate with almost no lubrication.
When setting your budget for buying a pair of wildlife and birding binoculars bear in mind that buying the cheapest option available rarely delivers the best value for money. Field of view is the term used to describe the extent of the scene before you that is visible when you look through your binoculars.
They attach to the tripod, and to the binoculars with screws tightened by easy-to-turn knobs. Waterproof: a good set of binoculars will be waterproof which is always a good idea since most are used outdoors where the elements can turn nasty. That`s all the more maintenance you`re required to do to keep your optics running smoothly and shining brightly for a lifetime.
共0篇回复 每页10篇 页次:1/1
共0篇回复 每页10篇 页次:1/1
我要回复
回复内容
验 证 码
看不清?更换一张
匿名发表 
脚注信息
Copyright ? 2009-2020 All Rights Reserved. 北京青塔西路食品批发市场有限公司  版权所有