Had too much to do lately.
UV mirror role:
UV mirror is the most common filter, not so much that it can improve the photo effect, as it is the best digital camera lens protector in the travel process,
The wind and rain is difficult to avoid the the seemingly insignificant dust may become the delicate lens fatal killer! UV mirror role in this, not only the anti-
Ended rain or other water drops invade the lens, more importantly, can be an effective way on the lens coating is dust scratches; ultraviolet light causes color photographs
The film is blue tones, the effect of atmospheric Pan raised the black-and-white photo. UV lens filter UV, essential supplies for the landscape photographer, so go out brigade
Line, a good UV mirror is essential! (Note: UV mirror previously used to absorb UV light, but on a digital camera, this role has been cut
Weak, and now most of the human digital camera with UV lens for lens protection consider. )
For digital cameras, UV is mainly used to prevent the fingers touch the lens, dust from entering the lens. As to filter out ultraviolet function, it touches followed.
In addition, like the filters before use CPL, try to remove the UV, can reduce the occurrence of the image circle of opportunity to improve the image quality. Being on the time of the light source
, Especially in night scenes, remove the UV. Otherwise glare will be more powerful. The UV mirror can filter out ultraviolet there were no adverse image of the black-and-white and color negatives
; Can often stay in the lens as a protective mirror.
UV lens for shooting on the beach, mountains, snowfields and open area environment, can weaken due to UV-induced blue tones. At the same time for digital phase
Machine, you can also exclude ultraviolet CCD interference effect help to improve the clarity and color reproduction.
Special Note: Please buy, the corresponding lens aperture lens diameter has generally write wrong buying what caliber size shop package returned
For example: your camera lens on a 49 mm filter size the logo then buy 49 caliber, 67 to buy 67 caliber