The Tiffen 4K diffusion test film is an enlightening insight into all of Tiffen's current diffusion filter offerings.
Copyright (c) 2014 - The Tiffen Company LLC.
The test film highlights the various styles of diffusion by indexing them into 9 main categories;
- White Halation: 1:17
- Black Halation: 7:40
- Warm Halation Diffusion: 14:23
- Optical Resolution Diffusion: 20:57
- Warm Optical Resolution Diffusion: 24:17
- Resolution & Contrast Reduction: 25:58
- Atmosphere: 29:26
- Classical Diffusion: 30:46
- IRND Diffusion Combinations: 32:27
Camera and Lens Notes:
- Panavized Sony F55 Camera at 800 ISO
- Primo Prime 27mm at 7.5 feet
- Primo Prime 75mm at 7.5 feet
- Set was lit to T5.6, and then lights were scrimmed to T2.8
- To test the IRND filters, the scrims were removed and for the IRND .9 filter, the lenses were opened to T2.0
*Video compressed to 4K h.264 codec for internet streaming.