Lee's half-strength diffusion filter for moderate softening of hard light sources.
Definition
The Lee 250 is a half-stop diffusion filter from the Lee Filters product line. This neutral density filter reduces light intensity by half a stop without color shift.
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
- Exposure Compensation: Reducing overexposed areas without complete lighting rebuilds
Technical Details
Important technical features include:
- Transmission: 71% (equivalent to 0.5 stop reduction)
- Neutral density filter without color cast
- Available as a roll of gel or cut sheets
- Temperature resistant up to 130°C
Practical Tips
- Re-meter exposure after filter placement
- Check for flickering with LED panels
- Protect the filter from direct contact with hot tungsten lamps
- Store dry and dust-free
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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