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Check out CPN's Infobank for General Info on Canon Lenses

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Want to know how to decipher the colored rings on Canon's lenses? Or possibly the difference between fluorite, aspherical and UD lenses? Or why some black lenses allow focusing past infinity?
 
Check out Canon Professional Network's Infobank for the answers to these questions plus a wealth of information on other topics.
 
Infobank Lens Topics

ConstructionFluorite, aspherical and UD lenses
Focal lengthPrime and zoom lenses
All about aperturesImage stabilization
Lens speedTilt and shift lenses
Focusing and depth of fieldExtenders
Black or white lensesExtension tubes
Coloured ringsMacro lenses
Lens mountClose-up lenses
EF-S and field of viewFilters
L-series lensesDO elements

Posted: 12/13/2013 9:36:54 AM CT   Posted By: Sean
Posted to: Canon News
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