HOYA PROND32 GRAD filter represents blender type graduated round filter designed to balance the luminosity of bright areas with the dark areas in the image. Suggested for those photographers who are specializing mainly in landscape photography. A blender type filter is highly versatile and can be used in a variety of situations. especially when the scenery and horizon have a complex or uneven structure. HOYA PROND32 GRAD filter incorporates ACCU-ND technology. providing the highest quality and the best experience for the photographer.For professional photographers who work with RAW data. graduated filter will help to preserve rich pixel data in bright areas. That will make further post-editing process easy and time-saving. Especially this issue concerns bright areas. where pixel rescue is the most difficult process.Blenders can be used for a variety of scenes especially when the scenery and horizon are too complex to hide the transition of a soft edge filter. Blender type HOYA PROND GR