HandHeld Entertainment 4600r User Manual
Page 146
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G - Gain
Gain is used in Manual Style only (2P). Like a volume control, the gain
modifier boosts the signal and multiplies the pixel value. As you increase the
gain, the noise in an image is also amplified.
1G
No gain
(default)
2G
Medium gain
4G
Heavy gain
8G
Maximum gain
W - Target White Value
Sets the target for the median grayscale value in the captured image. For
capturing close-up images of high contrast documents, a lower setting, such
as 75, is recommended. Higher settings result in longer exposure times and
brighter images, but if the setting is too high, the image may be overexposed.
Target White Value is only available when using Photo Style (1P).
(Default =
125)
n
W
Range: 0 - 255
D - Delta for Acceptance
This sets the allowable range for the white value setting (see
). Delta is only available when using Photo Style (1P).
(Default = 25)
n
D
Range: 0 - 255
U - Update Tries
This sets the maximum number of frames the imager should take to reach the
. Update Tries is only available when using Photo
Style (1P).
(Default = 6)
n
U
Range: 0 - 10
Example of Gain at 1G:
Example of Gain at 4G:
Example of Gain at 8G:
Example of White
Value at 75W:
Example of White
Value at 125W:
Example of White
Value at 200W: