Not as bad as it sounds, that's 72,000 seconds. Say it takes on average 1
sec to focus (pretty conservatice I say), that's 72,000 focusing's, or
2,000 rolls of 36 exposure film - that means it will probably last longer
than those cheap plastic things those lenses attach to :)
Todd
At 01:47 AM 4/29/01 +0200, you wrote:
>According to Canon the ultrasonic motors used in their lenses have a
lifespan of less than 20 hours due to friction wear and tear. This
according to Nikkei Industrial daily. (I read it on photo.net)
>
>P�l
>
>-
-
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