R5910123 /00 FL40 / FS40 Projectors
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Available range: —1.00 to 2.00
Default value: 1.00
Image 7-5: Saturation OSD menu
7.4 Sharpness
About
The sharpness adjustment amplifies the high frequency components in the picture, meaning that by increase
the sharpness, the picture will be perceived as sharper, and if decreased, the picture will be perceived as more
blurry.
Increasing the sharpness will have the best effect in high contrast images, eg a table with text and borders.
In a natural picture, high sharpness can be perceived as noise, as all details in the picture will be amplified.
Available range —2 to 8.
Default value: 0
Image 7-6: Sharpness OSD menu
Image 7-7: Effect of sharpness adjust
7.5 Gamma adjustment
About gamma correction.
Gamma compensation, or gamma correction, is a way of adjusting the signal input to light output
characteristics of a display or projector in order to suit the eye’s sensitivity to different light levels and to
compensate for non-linearities in displays. Without gamma compensation, images may look too dark or too
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