Setting Of Variable Electronic Shutter Speed; Setting Of Field-On-Demand Function; Gamma On/Off; Integration Mode Of Ccd - Hitachi HV-C20 Operation Manual

Variable: Setting of variable electronic shutter speed (In the SHUTTER: Var. mode ) 1/1 to 1/30
(1/25 PAL): Long time integration mode
The video signal is out intermittently from the camera. To obtain a continuous picture, an
image memory or the like is required.
1/60.15 (1/50.15PAL) to 1/10168 (1/10040 PAL): Lock scan mode
EXTERNAL: Setting of Field-on-Demand function (in the SHUTTER: EXT mode)
The electronic shutter can be operated at the desired timing and exposure time.
One TRIG mode: The desired shutter speed can be set by a pulse width.
Two TRIG mode: The desired shutter speed can be set by the interval between two trigger pulses.
FIX TRIG mode : The electronic shutter operates for approximately 1/1600 for an input pulse.
EXT TRIG mode: Only exposure time can be controlled by inputting one pulse. SYNC is not reset.
NOTE: For the use of the Field-On-Demand function, contact your local
Hitachi Denshi sales representative for more detail information's..
DTL: DTL amount control
Select OFF, LOW, NORM or HIGH
GAMMA: Gamma ON/OFF
CONTRAST: Contrast ON/OFF
When ON is selected, the contrast of dark portion is enhanced.
KNEE: Knee ON/OFF
When ON is selected, the gradation of white portion becomes natural.
FLD/FRM: Integration mode of CCD
FLD mode
FRM mode
Note 1. In this mode, vertical resolution is increased, but after image is increased.
Therefore, this mode is effective for still picture
2 Do not use this mode in the SHUTTER:AES mode.
IRIS GATE: The IRIS GATE menu is executed.
LENS: The LENS Menu is executed.
RETURN: The MAIN MENU is displayed.
The field integration mode is established. (Normal use)
The frame integration mode is established.