From Canon Singapore
In case you missed it in the holiday rush. Canon Singapore has released an interactive reference iOS app for all Canon EF & EF-S lenses.
CanonSGLens is a free Canon Singapore App that features detailed lens specifications of all Canon EF and EF-S lenses sold in Singapore. The application also contains a unique interactive simulator that allows you to compare the field of view of two camera-lens combinations whereby the cameras and lenses can be any Canon EOS digital SLR and lens.
* Detailed lens specifications of all Canon EF and EF-S lenses sold in Singapore.
* Compare lens specifications side by side, with differences indicated.
* Compare high resolution MTF charts.
* Compare high resolution lens construction diagrams.
* Field of View simulator featuring multiple photos taken of the same scene in Singapore using different camera-lens combinations.
* Depth of Field simulator.
* Depth of Field calculator.
* In-depth topic with interactive simulators explaining how aperture and shutterspeed affect exposure, depth of field, and motion blur in the various exposure modes.
* Highly visual interactive simulators
* Bookmark your favourite pages
* Add your own notes to any page
* Content optimized for both portrait and landscape orientations
* No Internet connection required
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