Ikegami CCU-430, Operation Manual

Page: 130 / 264

112 UHK-430/CCU-430 1710 VER2 (E)
5.4 Creates the Lens File
5.4 Creating a Lens File
7KHSXUSRVHRIFUHDWLQJDOHQV¿OHLVWRVDYHWKHFKDQJHVLQDFRORUEDODQFHGXHWRWKHRSWLFDOSURSHUWLHVRIWKHOHQV*DLQDQG
:6KDGLQJFDQEHRSWLPL]HGHYHQLIDOHQVZLWKDGLIIHUHQWPDJQL¿FDWLRQDQGPDQXIDFWXUHULVXVHG-XVWVHOHFWLQJWKHOHQVQXPEHU
RQWKHPHQXFDQFKDQJHWKHOHQV¿OHVRUHDGMXVWPHQWLVQRWQHFHVVDU\HDFKWLPH$OVRLWFDQVDYHWKHFRUUHFWLRQIRUWKHH[WHQGHU
and automatically change it by the answer signal from the lens.
6L[WHHQOHQVHVFDQEHUHJLVWHUHGSHUFDPHUDVRWKDWOHQV¿OHVFDQEHFUHDWHGZKHQDSURPSWHURUH[WHUQDO¿OWHULVXVHG
■
Preparation for creating a lens file
,QVWDOODVWDQGDUGOHQVWRWKHFDPHUDDVDUHIHUHQFH$OVRXVHDXQLIRUPZKLWHFKDUWIRUH[DPSOHZKLWHSDSHUDVWKHVXEMHFWDQG
adjust the lighting using a light meter to make sure the brightness of the entire chart is uniform.
Note:
7RFUHDWHDOHQV¿OHVHWWKHRSWLFDO¿OWHUWR1'&/($5DQGWKH&&¿OWHUWR.0DNHVXUHWKDWDVSHFLDOHIIHFW¿OWHULVQRW
LQVWDOOHGRQWKHIURQWRIOHQVRUEXLOWLQ¿OWHUGLVN,IDVSHFLDOHIIHFW¿OWHULVLQVWDOOHGWKHOHQV¿OHPD\QRWEHFUHDWHGSURSHUO\
:KHQFUHDWLQJWKHOHQV¿OHVJDWKHUDOOWDUJHWOHQVHVDQGFUHDWH¿OHVDWWKHVDPHWLPHXQGHUWKHVDPHFRQGLWLRQ,IWKHFRQGLWLRQLV
FKDQJHGZKLOHFUHDWLQJWKH¿OHVFRUUHFWVHWWLQJVFDQQRWEHREWDLQHG7KHOHQV¿OHVWRUHVWKHOHYHOGHYLDWLRQEHWZHHQOHQVHVVRLIWKH
lighting or chart is changed, it is impossible to identify whether the deviation is due to the lens or lighting/chart.
WFM
Coax cable
Chart on which Kent paper, etc. has been pasted
and the entire surface is a uniform white.
Light
Light
Camera
Tripod
Picture monitor
(connect if required)
Illumination
meter
SDI OUT connector