TheHoya NXT Plus UV Filteris a multi-purpose filter that is most commonly used toprotect the front of your lens, a first line of defense against scratches, rain, dirt and dust. Hoya's NXT Plus UV is a powerful upgrade to the best-selling NXT series. This filter applies awaterproof top coattoSchott B270 glasspolished smooth for maximum sharpness. There are two advantages to having a premium waterproof coating: (1) Water beads-up quickly, and easily slides off the surface of the filter for streak-free shooting. (2) It also makes the filter a lot easier to clean when dirt, water, and smudges make their way onto the surface.
Hoya applies 10 layers of patentedanti-reflection (AR) HMC multi-coatingsto the NXT Plus UV filter for improved contrast, color, and sharpness. The coatings deliver a98% light transmissionso you don't have to worry about contrast-killing glare. The NXT Plus filter frames are precision milled from lightweight aluminum for aslim profilethat makes it perfect for all lenses including super wide-angles.
What else does a UV filter do? Most photographers leave a UV filter attached to the lens all the time as aform of protection. But the filter also plays an important role infiltering through UV Haze. Haze is not a huge problem when you are taking pictures at sea-level, but as you hike into higher altitudes, the filter definitely helps cut through the haze toincrease contrastandimprove color. The NXT plus has aUV Cut Pointof360nmorL36which is superior to most filters at this price point.
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