Almost all split images darken with lens operating in the f4-5.6 range. Back in
the 80's, Canon came up with some new way of making the split image screen so
slow
lenses don't affect it. They've got the patent on that design.
John
Tomoko Yamamoto wrote:
> At 08:38 AM 1/27/98 +0100, Ulf Westerburg wrote:
> >Maybe the OM2000 is more Olympus than we initially thought.
> >
> >BTW. the FE10 doesn't get very good reviews, the finder and microprism
> >darkens with the 35-70/3.5-4.8 zoom at the long end and the reviewer has a
> >hard time to focus. (Same with OM2000, Tomoko?).
> Yes and No. The part that darkens is the central splitimage area. While
> it is true that the darkening made it harder to focus if I relied solely on
> the split-image without dioptric correction, I found this morning that I
> could see through slight darkening with a dioptric correction lens on the
> viewfinder and was able to focus the area across the street. This was with
> the 35-70/3.5-4.8 zoom on. The darkening also happens with my other 35-70
> Zuiko (3.5-4.5). There was no darkening with two faster lenses (the Zuikos
> 28mm/2.8 and 50mm/1.8) I tried this morning.
>
> I think that dioptric correction is very important when using this type of
> the focusing screen even though I was able to focus correctly without my
> glasses or a dioptric correction under the favorable circumstance of even
> lighting. The darkening seems to be more pronounced under the very bright sun
> when one shoots the image in the shade. It was too clouded today for me to
> test the 35-70mm zoom on the 2000 with the dioptric correction lens on.
>
> I think the reviewer needs glasses or dioptric correction on the viewfinder.
>
> >OM2000's Nikon "sister" FM10 has not been released in Sweden.
> >I have a hard time thinking the OM2000 will be released here. Total amount
> >of manual cameras sold is 1000/year.
> >
> I am surprised by such a low number. In the United States because of the
> photography class requirements for an all-manual camera, I am pretty sure
> that they sell more than 1000 to high-school students alone. All the three
> local camera stores I visited recently carry the low-end manual SLRs.
> (about $200 with a lens attached)
>
> Tomoko Yamamoto
> Photographer, Composer, Soprano
> mailto:tomokoy@xxxxxxxxx
> http://www.charm.net/~tomokoy/
> -All the photos (except panorama) with OM's-
> http://ep.com/ep/csp.html?csp=1130
> -Olympus Equipment Classifieds-
>
> ##################################################################
> # This message was delivered via the Olympus Mailing List
> # To receive the Olympus Digest send mail to: listserv@xxxxxxxxxxxxxxx
> # with subscribe olympus-digest in the message body.
> #
> # To unsubscribe from the current list send a message to
> # listserv@xxxxxxxxxxxxxxx with unsubscribe olympus in the message body.
> #
> # For questions email: owner-olympus@xxxxxxxxxxxxxxx
> ##################################################################
##################################################################
# This message was delivered via the Olympus Mailing List
# To receive the Olympus Digest send mail to: listserv@xxxxxxxxxxxxxxx
# with subscribe olympus-digest in the message body.
#
# To unsubscribe from the current list send a message to
# listserv@xxxxxxxxxxxxxxx with unsubscribe olympus in the message body.
#
# For questions email: owner-olympus@xxxxxxxxxxxxxxx
##################################################################
|