Enabling the use of daylight-balanced film under tungsten-lit conditions, this 72mm Tiffen 72mm 80B Color Conversion Filterfrom Tiffen 72mm 80B Color Conversion Filteris a cooling filter used to increase the color temperature from 3400K to 5500K. The blue color of the filter has a filter factor of 3x, requiring an additional 1.6 stops of exposure to achieve normal results.

The filter is constructed using Tiffen's ColorCore technology, which involves lamenting the filter material between two pieces of optical glass, grounding flat to a tolerance of 1/10,000th of an inch, and mounting within an aluminum alloy ring.

Cooling Color Conversion Filter    3400K to 5500K Color Temp Increase    Balances Daylight Film in Tungsten Light    3x Filter Factor, +1.6 Stop    Optical Glass, ColorCore Technology    72mm Front Filter Threads    Aluminum Ring

Blue color conversion filter increases color temperature and provides a cooling effect.

Converts 3400K to 5500K for using daylight-balanced film under tungsten lighting.

Filter factor of 3 requires approximately 1.6 stops of additional exposure to maintain normal results.

ColorCore technology, which permanently laminates the filter material between two pieces of optical glass, maintains image clarity, accuracy, and consistency.

Aluminum filter ring is both lightweight and durable.

Related Questions and Answers

Q: 1. Can I use this filter with step down rings for my other smaller 52mm, 58mm, 72mm lenses?

A: Tiffen's 77mm Variable ND filter can used on your smaller diameter lenses provided you have the appropriate stepping rings (ie - 52mm to 77mm, 58mm to 77mm, etc.)

Q: 2. will this fit with Nikon d3200 18-55mm lens?

A: You will actually need filters with 52mm threads for the Nikon 18-55mm lens.

Q: 3. Does anyone know the major difference (except brand) between this filter and the B+W 77mm 3.0 ND 110 Filter? Thanks.

A: The Tiffen 77mm VND filter can be adjusted from 2 to 8 stops of light by rotating the filter.

Q: 4. Will this work on the Sony 24-70mm 2.8 GM and will the hood and lens cap work on it?

A: Not sure. My Canon 24-70 mm take 72 mm filter, not 82.

Q: 5. Will this fit a Nikon 80-400 VR AF lens?

A: yes, check lens specs, Filter Thread, Front: 77 mm

Q: 6. Will this fit on Sony E 50mm f/1.8 OSS lens?

A: The Sony E 50mm f/1.8 OSS uses a 49mm filter, so the Urth ND2-400 (1-8.6 Stop) Variable ND Lens Filter (49mm), BH # URVND240049 would be a compatible filter. https://bhpho.to/3JamQyR

Q: 7. What size lens cap do I need for the 67mm filter?

A: You will need a 77mm lens cap for this filter.

Q: 8. Wil; this filter work with a Nikon 18-300mm f/3.5-6.3 zoom lens ? Also, will I get the notorious X-pattern at 18mm?

A: The Tiffen 67mm Variable Neutral Density Filter is compatible with the Nikon 18-300mm f3.5-6.3 lens. The "X" pattern only occurs when the filter is rotated beyond the 8 stop range (beyond the limit for the filter).

Q: 9. Can I use this filter along with a polarizer filter?

A: Yes, this filter will work with a polarizing filter. The Enhancing filter is designed for use when shooting scenes with warm tones and works best for that type of image.

Q: 10. If I have a sigma 18-35 f/1.8 will I still be able to attach a lens hood to the front with this ND filter on?

A: Noah... the Tiffen VND filter ring is larger than the diameter of your lens. This is done to prevent vignetting in images. Unfortunately, it will not allow a lens hood to attach.