Photron FASTCAM ultima 1024, User Manual

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3-3 3-3
Frame Rate, Resolution, Shutter Speed Frame Rate, Resolution, Shutter Speed
By the FRAME RATE By the FRAME RATE
↑↓ ↑↓
and RESOLUTION/SHUTTERSPEED and RESOLUTION/SHUTTERSPEED
↑↓ ↑↓
buttons on the keypad, you buttons on the keypad, you
can select any frame rate, resolution and shutter speed that are best suited to a particular application. can select any frame rate, resolution and shutter speed that are best suited to a particular application.
The camera operates at the selected frame rate, resolution and shutter speed even in Live mode. The camera operates at the selected frame rate, resolution and shutter speed even in Live mode.
Note: Shutter speed (exposure duration) Note: Shutter speed (exposure duration)
The exposure duration is defined by the reciprocal of frame rate. For example, at the frame rate of 500 fps, The exposure duration is defined by the reciprocal of frame rate. For example, at the frame rate of 500 fps,
the exposure duration is 1/500 (2 milliseconds). With a given lighting condition, the lens iris must be set the exposure duration is 1/500 (2 milliseconds). With a given lighting condition, the lens iris must be set
wider as the frame rate gets higher. wider as the frame rate gets higher.
FRAME RA FRAME RATE TE
↑↓ ↑↓
BUTT BUTTONS ONS
Sets the frame rate for recording. At every press on the up-oriented arrow, the frame rate steps Sets the frame rate for recording. At every press on the up-oriented arrow, the frame rate steps
upward in the order of 60, 125, 250, 500, 1000, 2000, 4000, 8000 and 16000, and press on the down upward in the order of 60, 125, 250, 500, 1000, 2000, 4000, 8000 and 16000, and press on the down
arrow the other way. The selected frame rate is displayed on the LCD display unit on the keypad. arrow the other way. The selected frame rate is displayed on the LCD display unit on the keypad.
RESOLUTION/SHUTTERSPEED SWITCH BUTTON RESOLUTION/SHUTTERSPEED SWITCH BUTTON
Same arrow buttons are used to set resolution and shutter speed. Press the resolution/shutter speed Same arrow buttons are used to set resolution and shutter speed. Press the resolution/shutter speed
switch button to select one of the two settings. The upper LED lights up when resolution is selected, switch button to select one of the two settings. The upper LED lights up when resolution is selected,
and the lower LED lights up for shutter speed selection. and the lower LED lights up for shutter speed selection.
RESOLUTION/SHUTTERSPEED RESOLUTION/SHUTTERSPEED
↑↓ ↑↓
BUTTONS BUTTONS
When resolution selection is on, the resolution setting changes up or down as you press the arrow When resolution selection is on, the resolution setting changes up or down as you press the arrow
button, up or down. The selected resolution is displayed on the LCD display unit on the keypad. button, up or down. The selected resolution is displayed on the LCD display unit on the keypad.
When shutter speed selection is on, the shutter speed setting changes up or down as you press the When shutter speed selection is on, the shutter speed setting changes up or down as you press the
arrow button, up or down. The selected shutter speed is displayed on the LCD display unit on the arrow button, up or down. The selected shutter speed is displayed on the LCD display unit on the
keypad. keypad.