What makes this lens an "L"? Does it have flourite or UD elements? I haven't been able to locate this information anywhere. Thanks for any info on the lens/construction.

Dan

-- Dan Marder (dmarder@frontiernet.net), March 13, 1999

Answers

The optical formula of this lens contains one UD and one fluorite element. It is among the best zoom lenses Canon ever made.

Cheers, Hans

-- Hans H. Siegrist (hans.siegrist@fnis.ne.ch), March 15, 1999.