Image size:
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24x36mm
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Macro feature:
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None
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Zoom type:
|
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6-group linear zoom (zoom extension: 79.6mm) |
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Front of lens barrel moves |
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Lens mount type:
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Canon EF mount
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Focal length, aperture ratio:
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100-400mm, 1:4.5-5.6
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Minimum focusing distance:
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1.8m
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Manual focusing:
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Set focus mode switch, operate manual focusing ring (full-time mechanical manual focusing system)
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Dimensions and weight:
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92mm diameter x 189mm, 1360g (prototype weight)
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Magnification:
|
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At 100mm - 0.06x |
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At 400mm - 0.20x |
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Angle of view at infinity:
|
|
Diagonal (43.2mm) - 24-6 |
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Vertical (24mm) - 14-3 |
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Horizontal (36mm) - 20-5 |
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Field:
|
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At 100mm - 393x591 |
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At 400mm - 119x177 |
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Coating:
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Super spectra coating
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Filter size:
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77mm diameter, P=0.75mm. (Up to 1 filter attachable)
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Lens configuration:
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17 elements in 14 groups (fluorite element for G3, Super UD glass for G7)
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Aperture blades:
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8
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Aperture control:
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Pulse control with EMD (enabled simultaneously with AF drive)
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Aperture value/indicator:
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Maximum: f/4.5-5.6 (indicator on lens barrel), Minimum: f/32-38 (f/32-40 for lenses featuring 1/3-stop increments
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Rotation angle:
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62
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Drive system:
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Ring USM drive
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Drive noise:
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40dB or less (based on Canon's Standard Test Method)
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Drive speed:
|
H/0.54 to L/1.67 seconds or shorter (lens drive speed from infinity to minimum focusing distance)
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Depth of field markings:
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None
|
Signal transmission:
|
|
EOS signal transmission, including 5 types of information (including absolute distance information) |
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1 - Lens mode |
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2 - Lens type |
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3 - Metering information |
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4 - Focal length |
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5 - AF drive information |
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Focusing range:
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1.8m to infinity (at all focal lengths)
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Infrared index:
|
Provided
|
Focusing extension mechanism:
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Rear-focusing method, with focusing cam operating the floating elements, groups 4 and 6
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Focusing distance limiting switch:
|
|
Two focusing distance ranges can be set |
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1 - 1.8m-infinity |
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2 - 6.5m-infinity |
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