I tested Sony’s longest telephoto zoom lens and it’s a winner for wildlife photographers
The Sony FE 400-800mm F6.3-8 G OSS is a big but manageable telephoto zoom for wildlife photography, although a slow maximum ...
Hackaday13 年
A Zoom Lens For Your Webcam
At first the lens is passing no light at all, but he just strips down parts until he can see through it. There are a couple of servo motors which control zoom and focus. He removes those before ...
来自MSN1 个月
Canon's new RF 16-28mm F2.8 wide-angle zoom lens impressed me, but I'm not convinced we need it
It's an ultra-wide zoom lens designed for full-frame cameras ... although the 28-70mm lens is around 10% heavier. The new lens is seemingly part of a move by Canon to deliver more accessible ...