The Tiffen 3x4" 80C Color Conversion Filterhelps to increase the color temperature from 3800 to 5500K, allowing the use of daylight-balanced film in tungsten-lit conditions. The cooling effect of this filter requires a 1-stop increase in exposure for normal results.

This filter is made using ColorCore technology, a process that involves laminating the filter substrate between 2 pieces of optical glass and grinding flat to a tolerance of 1/10,000th of an inch. It measures 3 x 4" / 76.2 x 101.6mm.

Cooling Color Conversion Filter    3800 to 5500K Color Temp Increase    ColorCore Technology

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

Converts 3800 to 5500K for using daylight-balanced film in tungsten-lit conditions.

Filter factor of 2 requires a 1-stop increase in exposure.

Related Questions and Answers

Q: 1. Is this a box or just the grids?

A: This is just the grid which attaches to a box with velcro.

Q: 2. Does this grid fit a WESTCOTT 3 x 4' rapid box?

A: Yes.

Q: 3. Will this work in the Photogenic 12x36 strip bank?

A: The egg crate is not designed to work with the Photogenic 12x36 softbox. Also the softbox is not designed to take one.It might fit but not perfectly. And you will need to use some type of clamps to keep it attached.

Q: 4. What's the difference between this item and B&H#LE204R1? Are they the same item?

A: Both filter rolls have the same correction in mind, but B&H # LE204R1 comes on a smaller 1" core.

Q: 5. What do you mean by "and Switch"?

A: There are two different styles of light modifiers that this stripbank will fit. The first is our 12"x36" traditional softbox (Westcott part number #2819) The second is the new Rapid Box Switch 1' x 3' (Westcott part number #2525) that allows users to change their light mount on their modifier that opens as quickly as an umbrella.

Q: 6. Will this grid fit on a Westcott Rapid Strip Box 10 x 24?

A: Unfortunately, no, it would not. Instead, the Westcott 40° Eggcrate Grid for Rapid Box Strip 10x24" and Switch 1x2, B&H # WE2837, would be the correct option that would work for your usage needs.

Q: 7. Will this fit a Broncolor 30 x 120 soft box?

A: The Westcott 40° Egg Crate Grid for Stripbank 1x4 and Switch 1x4 will not fit correctly in the Broncolor Softbox (3.9 x 1'). The correct grid is, BH #BRSGSB30120(https://bhpho.to/3Ku9sZm).

Q: 8. How about Pelican 1510SC Studio Case and or Pelican 1560 Case, also compatible?

A: Yes, this will work with all versions of the 1510 and 1560 cases; the difference is in the internal layouts rather than the size.

Q: 9. Will this fit a standard Canon lens, (any size)? Doesn't look like it. I have a blue lens with a 37mm lens diameter and don't know how to fit it on my lenses???

A: Tiffen 37mm 0.65x Wide-Angle Conversion Lens BH #TI.65WACL wouldn't fit on any of the standard size Canon interchangeable lens. Depending on what lens you have, you might have to use a step down adapter.

Q: 10. Do the wheels still work when the rucpac is installed in the Pelican Case?

A: No