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Canon SUPER E20 Brochure & Specs page 3

Canon camera lens user manual

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INTERNAL FOCUSING
SYSTEM
(Advanced 3 group IF system)
•Realization of wide-angle with reduced
distortion.
•Minimized variation of chromatic
aberration while focusing.
•Higher MTF in R,G,B channels at
M.O.D.
•Anti-Dust, Anti-Fog, thanks to a
perfectly airtight Internal Focusing
System.
WIDE ANGLE OF 8mm
WITH REDUCED DISTORTION
HIGHER AND FLATTER MTF
•Computer aided design to improve the current
5MHz contrast to 6MHz.
COUNTERMEASURES AGAINST
"GHOSTING" AND "FLARES"
•New coatings and anti-reflection paint achieve
the elimination of "ghosting" and "flares".
SPECIFICATIONS
Built-in Extender
Zoom Ratio
Range of Focal Length
Maximum Relative
1:1.5 at 8 118mm
Aperture
1:1.9 at 160mm
57.6 44.8 at 8mm
Angular Field of View
3.15 2.36 at 160mm
Minimum Object
Distance (M.O.D.)
Object Dimensions
86.0 64.5cm at8mm
4.3 3.2cm at 160mm
at M.O.D.
Size
Weight (Approx.)
Built-in Pattern Projector
Note ; SUPER E20 for 1/2 inch cameras is also available.
For details , please contact your local Canon office.
NORMAL 4 : 3
1.0
2.0
8~160mm
16~320mm
1:3.0 at 16 236mm
1:3.8 at 320mm
30.8 23.3 at 16mm
1.58 1.18 at 320mm
43.0 32.3cm at 16mm
2.2 1.6cm at 320mm
16 : 9
1.0
2.0
20
8~160mm
16~320mm
1:1.5 at 8 118mm
1:3.0 at 16 236mm
1:1.9 at 160mm
1:3.8 at 320mm
61.9 37.3 at 8mm
33.4 19.2 at 16mm
3.44 1.93 at 160mm
1.72 0.97 at 320mm
0.6m from front lens vertex (with macro M.O.D:0.2m)
93.8 52.8cm at 8mm
46.9 26.4cm at 16mm
4.7 2.6cm at 160mm
2.3 1.3cm at 320mm
241(W) 273.5(H) 530.9(L)mm
16kg(35lbs)
Optionally available
4-POSITION TURRET
(built in extender, pattern projector,
master lens, crossover unit).
•Micro Computer Controlled Turret.
*Built in Effect Filter available as
option e.g Cross, Sunny, etc.
VERSATILE
ZOOM/FOCUS
CONTROLLERS
(See figure on the next page )
•New ergonomic design.
•Countermeasures against dust,
SERVO SYSTEM MATCHING ROBOTIC
REQUIREMENTS
•High resolution zoom and focus servo-12 bit repeatability.
10 BIT IRIS COMPATIBILITY
•High resolution iris control.
WIDE DYNAMIC RANGE OF ZOOM AND
FOCUS SERVO SPEED
•From ultra slow to high speed. Max. speed:Zoom 0.6 sec,
Focus 0.8 sec.
COUNTERMEASURES AGAINST RADIO
FREQUENCY NOISE (INTERFERENCE)
SWITCHABLE 4 : 3 (with crossover unit)
1.0
6.6~132mm
8~160mm
1:1.5 at 8 118mm
1:1.5 at 6.6 120mm
1:1.9 at 160mm
1:1.55 at 132mm
57.2 44.5 at 6.6mm
48.5 37.3 at 8mm
3.12 2.34 at 132mm
2.58 1.93 at 160mm
85.3 64.0cm at 6.6mm
70.4 52.8cm at 8mm
4.3 3.2cm at 132mm
3.5 2.6cm at 160mm
rain, and radio interference.
1.2
2.4
16~320mm
1:3.0 at 16 236mm
1:3.8 at 320mm
25.4 19.2 at 16mm
1.29 0.97 at 320mm
35.2 26.4cm at 16mm
1.8 1.3cm at 320mm

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