Sekonic L-858D: Touchscreen light meter for incident, spot, and flash metering. Stores up to 999 readings and calculates exposure bracketing sequences.
Definition
The Sekonic L-858D is an exposure meter for film and photo shoots. The device measures incident, reflected, and flash light, as well as color temperature.
Practical Application
The L-858D is used for:
- Exposure Measurement: Precise determination of aperture, shutter speed, and ISO values
- Color Temperature Measurement: Determination of the Kelvin values of light sources
- Flash Measurement: Synchronization of flash light with available light
- Cine Mode: Direct conversion for film shoots with FPS input
Technical Details
Important technical features:
- Measuring range: EV -5 to EV 22.9 at ISO 100
- Color temperature measurement: 2300K to 10000K
- Incident and reflected measurement via dome and 1° spot measurement
- Wireless flash triggering via PocketWizard module
Practical Tips
- Use the dome for incident measurement in portrait shots
- Use the 1° spot for pinpoint measurements on critical image areas
- Regular calibration for precise readings
- Utilize the memory function for comparative measurements
Professional Standards
In film production, the L-858D enables:
- Consistent exposure across multiple takes
- Precise coordination between camera and lighting departments
- Documentation of light values for VFX and color grading
- Quick adjustments in changing lighting conditions
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