Canon CINE-SERVO 17-120mm T2.95-3.9 EF User Manual - Page 54

Macro Operation

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5 OPERATION I.G. 5-3-2. Manual Iris Operation Close Open Iris ring Instant Auto-Iris Switch IRIS Slide the iris operation mode change-over switch to the "M" position. The iris operation is performed by turning the iris ring on the lens body. CAUTION The iris operation mode change-over switch must be set to the "M" position before performing manual iris operations. The lens may be damaged if manual iris operations are forcibly performed with the knob at the "A" position. When the instant auto-iris switch is pressed during manual iris operation, the iris changes to automatic operation mode while the switch is held down. * The automatic iris operation may not be performed depending on the types of cameras. AM T W This adjustment can be performed on the information display. Refer to the Information Display Manual. 5-4. MACRO OPERATION In macro shooting, the object distance becomes shorter than the normal minimum object distance (M.O.D.). The minimum object distance by macro operation for this lens is 10cm from tip of the lens at the widest angle. Macro Button To operate the macro, press the macro button to unlock the macro ring. While holding it down, turn the macro ring at the rear of the lens clockwise as viewed from the camera side to allow macro shooting. 1 Set the lens to the widest angle by manual or servo zoom operation. 2 Bring the object into focus by turning the macro ring Macro Ring NOTE Macro operation is also possible at any zoom position other than the widest angle, but the object distance increases. Multi-point Focus Shooting In macro shooting, when zooming to change the focal length, the focal point varies. The multi-point focus shooting technique uses this characteristic. The focal point is shifted by the zoom operation. Follow the steps bellow : 1 Zoom in to a far object, and bring it into focus by normal focus operation. 2 Zoom out to a near object and bring into focus by macro operation. 3 Zoom in to the far object again while not touching the macro button set by above step 2, and bring into focus again by normal focus operation. E16

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E16
To operate the macro, press the macro button to unlock the
macro ring. While holding it down, turn the macro ring at the
rear of the lens clockwise as viewed from the camera side to
allow macro shooting.
1
Set the lens to the widest angle by manual or servo zoom
operation.
2
Bring the object into focus by turning the macro ring
NOTE
Macro operation is also possible at any zoom position other
than the widest angle, but the object distance increases.
Slide the iris operation mode change-over switch to the "M"
position. The iris operation is performed by turning the iris ring on
the lens body.
C
AUTION
The iris operation mode change-over switch must be
set to the "M" position before performing manual iris
operations. The lens may be damaged if manual iris
operations are forcibly performed with the knob at the
"A" position.
This adjustment can be performed on the information display. Refer to the Information Display Manual.
Open
Iris ring
Close
IRIS
I.G.
A M
T
W
Instant Auto-Iris Switch
5-3-2. Manual Iris Operation
When the instant auto-iris switch is pressed during manual iris
operation, the iris changes to automatic operation mode while the
switch is held down.
* The automatic iris operation may not be performed depending
on the types of cameras.
Macro Ring
Macro Button
5-4. MACRO OPERATION
In macro shooting, the object distance becomes shorter than the normal minimum object distance (M.O.D.).
The minimum object distance by macro operation for this lens is 10cm from tip of the lens at the widest
angle.
In macro shooting, when zooming to change the focal length, the focal point varies.
The multi-point focus shooting technique uses this characteristic. The focal point is shifted by the zoom
operation. Follow the steps bellow :
1
Zoom in to a far object, and bring it into focus by normal focus operation.
2
Zoom out to a near object and bring into focus by macro operation.
3
Zoom in to the far object again while not touching the macro button set by above step 2, and bring into
focus again by normal focus operation.
Multi-point Focus Shooting
5 OPERATION