VCC-120CXP1M/VCC-120CXP1R Preliminary Rev.905-0120-Z1
©2017 CIS Corporation. All rights reserved.
15
4.10.
Exposure Time
Acquisition Control
ExposureTime (us)
Manual
ExposureTimeMax ReadOnly
ExposureTime
：
Exposure Time
Exposure time shall be set with the multiple number of 11.5us.
※
If other than the multiple number of 11.5us was set, it shall be set to the nearest value.
When a longer exposure time than its frame rate was set, the frame rate becomes longer according to the
set exposure time. (Exposure time takes priority).
※
When exposure time is 1.5 frames, it shall be rounded up so that its frame rate becomes 2 frames.
The maximum exposure time is 5 sec.
PresetShutter1_Xs
：
Preset Shutter Value
Set a preset shutter value to reflect it to the exposure time setting value.
PresetShutter1_Xs
Shutter (s)
Exposure time (µs)
Shutter_1_30s 1/30
33337
us
Shutter_1_50s 1/50
20002
us
Shutter_1_60s 1/60
16663
us
Shutter_1_100s 1/100
9995
us
Shutter_1_200s 1/200
5003
us
Shutter_1_500s 1/500
1999
us
Shutter_1_1000s 1/1000
1005
us
Shutter_1_2000s 1/2000
496
us
Shutter_1_5000s 1/5000
196
us
Shutter_1_10000s 1/10000
104
us
Shutter_1_30000s 1/20000
46
us
4.11.
Gain
AnalogControl
Gain Manual
PresetGainX Execute
Gain
：
x1 to x8 preferred Gain can be set per 0.125.
［
Note
］
Functionally, gain up function is up to +8 times. However, the image quality will be reduced when gain setting is
increased. We recommend you to evaluate it first.
PresetGainX
：
Preset gain
When a preset gain is set, it shall be reflected to manual gain. Manual gain setting values would never be
reflected to the preset values. Preset values cannot be data saved.
PresetGainX
Magnification
Decibel equivalent
Gain_x1 x1 0dB
Gain_x2 x2
6.0dB
Gain_x3 x3
9.5dB
Gain_x4 x4
12.0dB
Gain_x5 x5
14.0dB
Gain_x6 x6
15.6dB
Gain_x7 x7
16.9dB
Gain_x8 x8
18.0dB
