Hoya 81A Warming Filter for Color Temperature Control Choose Filter Size:49mm - $20.90 Exposure loss: 1/2 Stop Mired

Exposure loss: 1/2 Stop Mired Shift -20 Equivalent Filter 82A Glass Type: Hoya Optical Number of Multi-Coatings: 6 total / 3 each side Hardened Top Layer: No Anti-Static: No Frame Construction: Low Profile / Aluminum Front Filter Threads: Yes

graduated ND filters become absolutely essential

Light Pollution filters

The only difference is the name and packaging

Hoya then applies 16-layers of a Super Multi-Coating (SMC) anti-reflection formula which greatly reduces or eliminates reflections on the surface of the glass and yields a 99

Hoya 81A Warming Filter for Color Temperature Control Choose Filter Size:49mm - $20.90 Exposure loss: 1/2 Stop MiredDescription The 81A color correction filter warms the ambient light entering the lens by 200 Kelvin by adding "orange" to the overall exposure. The filter helps fine tune the color or look of your scene to match your film's white balance. The Hoya 81A filter is helpful when: You are using daylight balanced film and the light source is cooler than the traditional 5500 K and you need a specific amount of color correction to match your film type. You