Hoya C8 Cooling Filter – 80C Color Conversion for Tungsten Light Diffusion Model HOYA Instant Action Adapter

Model HOYA Instant Action Adapter Ring

There is also an overall softening effect throughout the entire image when using this filter

Sharpness loss is a result of shooting through 4 layers of glass and 2 polarizing films

the photographer doesn’t experience issues with color shift when using HOYA ND filters in different shooting conditions

Hoya C8 Cooling Filter – 80C Color Conversion for Tungsten Light Diffusion Model HOYA Instant Action AdapterDescription The C8 color conversion filter allows you to match the white balance of 3800K tungsten balanced (warm) ambient light sources entering the lens to match Daylight balanced 5500K films. C8 filters cool the light source by 1700K ( 80 mired shift) by adding a dark blue to the overall exposure. The Hoya C8 filter is helpful when: You are using daylight balanced film and the light source is warm and you want to to record accurate colors on the