Sony ILCA-99M2 - Manual (Page 303)

S-Log2: Gamma curve for [S-Log2]. This setting is based on the assumption that the picture will
be processed after shooting.
S-Log3: Gamma curve for [S-Log3] with more similar features to film. This setting is based on
the assumption that the picture will be processed after shooting.
Black Gamma
Corrects gamma in low intensity areas.
Range: Selects the correcting range. (Wide / Middle / Narrow)
Level: Sets the correcting level. (-7 (maximum black compression) to +7 (maximum black
stretch))
Knee
Sets knee point and slope for video signal compression to prevent over-exposure by limiting
signals in high intensity areas of the subject to the dynamic range of your camera.
When selecting [Still], [Cine1], [Cine2], [Cine3], [Cine4], [ITU709(800%)], [S-Log2], [S-Log3] in
[Gamma], [Knee] is set to [Off] if [Mode] is set to [Auto]. To use functions in [Knee], set [Mode]
to [Manual].
Mode: Selects auto/manual settings.
Auto: The knee point and slope are set automatically.
Manual: The knee point and slope are set manually.
Auto Set: Settings when [Auto] is selected for [Mode].
Max Point: Sets the maximum point of the knee point. (90% to 100%)
Sensitivity: Sets the sensitivity. (High / Mid / Low)
Manual Set: Settings when [Manual] is selected for [Mode].
Point: Sets the knee point. (75% to 105%)
Slope: Sets the knee slope. (-5 (gentle) to +5 (steep))
Color Mode
Sets type and level of colors.
Movie: Suitable colors when [Gamma] is set to [Movie].
Still: Suitable colors when [Gamma] is set to [Still].
Cinema: Suitable colors when [Gamma] is set to [Cine1].
Pro: Similar color tones to the standard image quality of Sony professional cameras (when
combined with ITU709 gamma)
ITU709 Matrix: Colors corresponding to ITU709 standard (when combined with ITU709 gamma)
Black & White: Sets the saturation to zero for shooting in black and white.
S-Gamut: Setting based on the assumption that the pictures will be processed after shooting.
Used when [Gamma] is set to [S-Log2].
S-Gamut3.Cine: Setting based on the assumption that the pictures will be processed after
shooting. Used when [Gamma] is set to [S-Log3]. This setting allows you to shoot in a color
space that can easily be converted for digital cinema.
S-Gamut3: Setting based on the assumption that the pictures will be processed after shooting.