SLR lens have different filter len sizes. What's the difference in results??

Answer 1

Lenses have different front apeture sizes. The bigger the size, the more light the camera can use for photos. Because of this, they need different sizes of filters.

Answer 2

You are probably referring to the diameter of the filters. If so, then there is absolutely no difference in the results. It's just that a 72 mm filter will not screw onto the end of a 58 mm DIAMETER lens and vice versa.

If you have a lot of lenses and don't mind the bulky adapter, try a Cokin filter system. http://www.cokin.com/

Answer 3

All lenses are marked with a clear out length in millimeters (mm) on the lens barrel. commonly it is with a ? image, which includes ?55mm or ?58 or ?58mm do no longer confuse the clear out length with the lens focal length (it really is likewise measured in mm). yet in a special way: verify your lens cap. on the back area of the lens cap will be a stamping exhibiting the mm length of the lens cap, that's the picture of the clear out length. ultimately: merely convey your digicam right down to a actual digicam save and are available across a clear out which will screw on. no longer a lot good once you're figuring out to purchase on-line, inspite of the undeniable fact that it does artwork to make constructive something will more effective wholesome.