Enhanced Digital Drive Unit
With the introduction of miniature 16-bit high resolution
Rotary Encoder Devices into the enhanced digital drive
unit, the lens features;
•
Superior precision lens control.
•
Precise repeatability in zoom, focus and iris control which
supports the creative digital operational functions.
•
Simple integration into virtual digital studio systems
without any options.
• Dynamic zoom speed range of 0.5 sec. to over a 5
min. super slow zoom.
Moreover, Canon’s original Information Display is able
to customize the enhanced digital functions much more
easily and precisely.
Superb performance in 1/3 inch HDTV lens series
Enhanced Digital Functions
Shuttle Shot
By memorizing any two focal lengths, the Digital
Drive can automatically "shuttle" between the two
points, moving in either direction.
Frame Preset
An angle of view can be preset in either of two
memories and the lens will zoom at the highest speed
or in a preset zoom speed to the preset position by
pushing a simple button.
Speed Preset
A specifi c zoom speed can be preset in memory and it
is possible to repeat the zoom speed as often as you
like by pushing a simple button.
16:9
4:3
Built-in extender
1.0x
2.0x
1.0x
2.0x
Zoom Ratio
17x
Range of Focal Length
4.3
−
73mm
8.6
−
146mm
4.3
−
73mm
8.6
−
146mm
Maximum Relative Aperture
1:1.4 at 4.3
−
73mm
1:2.8 at 8.6
−
146mm
1:1.4 at 4.3
−
73mm
1:2.8 at 8.6
−
146mm
Angular Field of View
62.6˚
×
37.7˚ (at 4.3mm)
4.1˚
×
2.3˚ (at 73mm)
33.8˚
×
19.4˚ (at 8.6mm)
2.1˚
×
1.2˚ (at 146mm)
58.3˚
×
45.4˚ (at 4.3mm)
3.8˚
×
2.8˚ (at 73mm)
31.2˚
×
23.6˚ (at 8.6mm)
1.9˚
×
1.4˚ (at 146mm)
Minimum Object Distance
（
M.O.D
）
0.6m
（
10mm with Macro
）
Object Dimensions at M.O.D
66.9
×
37.6cm at 4.3mm
4.1
×
2.3cm at 73mm
33.5
×
18.8cm at 8.6mm
2.1
×
1.2cm at 146mm
61.5
×
46.1cm at 4.3mm
3.8
×
2.9cm at 73mm
30.8
×
23.1cm at 8.6mm
1.9
×
1.5cm at 146mm
Approx. Size
W
×
H
×
L
＝
159.3
×
106.6
×
197.3mm
Approx. Mass
1.48Kg
（
3.26lbs
）
SPECIFICATIONS
KT17ex4.3B IRSE
Information Display
Zoom Speed Volume
in New Location
New Rubber Grip
Support
Newly Designed Ergonomic Drive Unit
New Rubber Roller
2.0x Extender
Dynamic Zoom Speed Range
(0.5sec-5min from wide end to tele end)
Newly Designed Hood Cover
Exceptional High Optical Performance
High MTF, Minimized Chromatic Aberrations and Countermeasures
against Ghosting and Flares
Short M.O.D. 0.6m
(10mm with Macro)
Starting Point
Preset Position
Starting Point
Zoom in same speed
Starting Point
Frame 2
Frame 1
Information Display
