The Tiffen 4 x 5" 85C Color Conversion Filter helps to decrease the color temperature from 5500 to 3800K, allowing the use of tungsten-balanced film in daylight conditions. The warming effect of this filter requires a 0.3-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 4 x 5" / 101.6 x 127mm.

Warming Color Conversion Filter    5500 to 3800K Color Temp Decrease    ColorCore Technology

Color conversion filter decreases color temperature and provides a warming effect.

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

Filter factor of 1.3 requires a 0.3-stop increase in exposure.

Related Questions and Answers

Q: 1. Will this decimated convert 1080i to 1080p?

A: Yes. It will concert to any standard. Just set the scaler resolution and set your output to SCALER.

Q: 2. 2 questions.... will this unit convert a 720P signal to a 1080i 59.94. Also will it convert a 1080i 50 to a 1080i 59.94 signal?

A: Yes and yes.

Q: 3. Can I use this video light during live streaming?

A: Yes, the SD300D can be used for live video streaming.

Q: 4. Where can I purchase a replacement gel set? Or, where can I buy the metal gel holders and make my own?

A: Unfortunately, the replacement gel set nor the holders are readily available.

Q: 5. Can the fans be turned off while operating the light?

A: The fans can not be turned off.

Q: 6. Will the recommended Air-Cushioned light stand be enough to support the light with a soft box?

A: The Impact 9.5' stand is rated for 22lbs.

Q: 7. auto focus too?

A: The Canon CN-E 30-105mm T2.8 L S Telephoto Cinema Zoom Lens with EF Mount is a cine lens and does not have motors and thus cannot auto focus.

Q: 8. Does this lens have built in image stabilization?

A: No it does not have built in IS. This is not a feature of cinema lenses in general.

Q: 9. When set to 4200K, will this light intensity be brighter at this setting, or does it calculate intelligently at keeping the same brightness from 3200K to 5600K?

A: Yes, brightness will be maintained as you adjust the light's color temperature.

Q: 10. Can this light be powered by gold mount batteries?

A: This light is a V mount but you can adapt it with a Dracast V-Mount to Gold Mount Battery Adapter BH #DRBADPSA • MFR #BADP-SA or similar.