CANON EF 17-40mm F4L USM LENS
The Canon EF 17-40mm f/4L USM is an ultra wide-angle zoom lens that offers excellent image quality and a constant maximum f4 aperture. Its compact, lightweight body makes it an
ideal traveling companion
ideal traveling companion
This Lens was mounted on a Canon 7D that was knocked off a 2ft high coffee table lens was damaged.
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| Canon EF 17-40mm f/4L USM lens |
.jpg "Canon Lens 17-40mm EF f4L USM") |
| Broken off piece of the sleeve barrel assembly |
.jpg "17-40mm EF f4L USM") |
| Temporary fix with super glue before new part arrived |
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| Two screw removed that hold the circuit board |
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| Canon 17-40mm: with Circuit board removed |
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| Hidden screws under rubber zoom ring |
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| Canon EF 17-40mm: Casing removed |
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| Zoom ring needs to be removed from old casing by taping out the two plastic white tabs,And fitted to the new casing on the right. |
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| Canon EF 17-40mm: Weight |
(1).jpg "Canon EF 17-40mm") |
| Canon EF 17-40mm f4L USM Lens with an EW-83H Hood |
Canon EOS-1D Mark IV
Photos By John Torcasio
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