color grading din color correction primary correction secondary correction power window qualifier 1d lut
ARRI's Log-C encoding for ALEXA cameras prior to ALEXA 35.
Definition
Log-C3 is the Log-C variant for ALEXA Classic, ALEXA Mini, ALEXA LF, and ALEXA Mini LF. It supports up to 14+ stops of dynamic range.
Practical Application
Years-long industry standard for high-end production. Most existing Log-C LUTs and workflows refer to Log-C3. Extensive post-production infrastructure available.
Technical Details
Middle Grey: 400 on the 10-bit scale (0-1023). Clip Point: Variable depending on EI setting. Exposure Latitude: Approximately 8 stops above Middle Grey, 6+ below. AWG color space as a companion.
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Selection tool isolating image areas based on color, luminance, or saturation.
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1D LUT