At 10:49 AM 7/29/1999 -0400, you wrote:
>
>
>Okay, last (slightly philosophical) question regarding the cleaning of
>mirrors. ROR cleaning fluid advertises an increase in light transmission
>of up to a couple of stops. a) is this bull? and b) if you clean an
>OM4t's mirror with ROR, does that mean more light can reach the meter,
>thus upsetting the calibration?
>
>
>Doug Cooper
>
To a) I would say sounds too good to be true, hold on to wallet tightly.
To b) it would not be a problem since metering through viewfinder and off
film are separate systems. This is why you can use 2 series screens with
the OM-4, etc. It would be a problem with the OM-1.
Joel Wilcox
Iowa City, Iowa USA
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