Canon EF 1.4x II Extender Specifications and Measurements

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SpecificationsCanon EF 1.4x II Extender
  Canon EF 1.4x II Extender
APS-C Sensor DSLRs Only? N
Lenses / Groups 5/4
Angle of View: Diagonal
Angle of View: Horizontal
Angle of View: Vertical
Aperture Range - Wide / Long f/-
Number of Aperture Blades
Rounded Aperture?
Manufacturer Specification Weight 220g
Actual Weight 215g
Lens Hood Weight
In-Use Weight 215g
Manufacturer Spec Size (DxL) 72.8 x 27.2mm
Measured Size (DxL) 73.5 x 41.8mm
Max Length at Full Extension 41.8mm
Internal Zoom? / Extends with Zoom? N / N
Internal Focusing? / Extends with Focusing? N / N
Lens Hood Size (DxL)
Lens Length with Hood (Min / Max)
Size of Rings - Zoom / Focus /
Filter Size
Front Element (Filter Mount) Rotates N
AF Motor Type
Full Time Manual Focus N
Focus Limiter? / Focus Limiter Ranges
Distance Scale? / Type /
Close Focus  
Specified Min Focus Distance
Tested Min Focus Distance (Wide / Long)
Maximum Magnification (MM)
Tripod Ring Included? / Removable? /
Zoom Ring Lock Switch?
Lens Hood Included / Model? /
Weather Sealed? / Filter Required? /
Image Stabilization? / Stops? / Tripod Sensing? N
Extender Compatible? N
Case Included? / Type? Y /
1200mm x 800mm Subject Framing Distance
Year Introduced
Year Discontinued 2011
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