The Hoya Variable Neutral Density Filter provides a way to maintain exposure control by varying the amount of light entering the camera by 1
The filter is still used today by digital and film photographers to target those specific colors for enhanced saturation while leaving the blue and green colors alone
buy 1 filter instead of a set of 3-4
These popular filters minimize reflection
Candles and low watt incandescent bulbs are examples of warm light sources
Hoya Starscape Light Pollution Filter for Astrophotography Available-sizes-mm:52mm - $42.90 The Hoya Variable Neutral DensityDescription The Hoya Starscape, previously Intensifier, filter is designed to block light pollution from city lights, giving final night time images a more natural look. Astrophotographers, meteor chasers, star gazers, and night shooters will all benefit from owning this filter. The Starscape has many names for one main job; Starscapes, Intensifiers, Red Intensifiers, Ra54s, Light Pollution filters, and or "didymium" filters essentially reduce the