Deep blue color filter by Lee Filters — simulates moonlight or cold, dramatic lighting atmospheres on set.
Definition
The Lee 181 is a color correction filter from the Lee Filters system. The filter corrects artificial light to daylight and reduces the color temperature from 3200K to 5600K.
Practical Application
This lighting element is used in various professional scenarios:
- Color Correction: Adjusting color temperatures between different light sources
- Light Control: Precise control of light intensity and quality
- Effect Design: Creating specific visual atmospheres
- Efficiency Improvement: Reducing post-production effort through precise on-set control
Technical Details
Important technical features include:
- Light Loss: 1.5 stops
- Available as a sheet (61x53cm) or roll
- Heat resistant up to 130°C
- CTO Value: Full Color Temperature Orange
Practical Tips
- On tungsten lights, mount in front of the Fresnel lens
- Use a light meter for accurate quantification of light changes
- Do not crease - folds create visible lines in the light
- Protect from direct UV radiation
Professional Standards
In professional film and television production, standardized lighting tools are essential for:
- Consistent image quality across multiple shooting days
- Quick adjustments without extensive rebuilding
- Cost-effective production
- Meeting the highest quality standards
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