There will always be discussions about lens tests.
However, measuring resolution in lp/mm is a good starting point - after all,
we all want to know to which degree detail can be recorded on film. If you
don't trust tests, I guess it's a good idea to test it your self. Or have
someone photograph a test target or a newspaper page a various
apertures/focal lengths at a given distance in daylight - then judge for
your self. You are the final judge. If you think it's good enough, then it
is.

I know photodo gave - for instance the FA 70-200mm - bad grades. I have
owned this lens - and it really WAS bad. The F 4-5.6/70-210 was rated quite
high in German Fotomagazin as well as by photodo. And it really is quite
good, although a little slow for some of my needs (concert shots etc.).

I wish there was some kind of standard independent testing organisation, who
could test all new (and some old) lenses.
In the old days, Fotomagazine did a good job. After the death of the guy who
invented the test, I don't know. I guess the problem is that photographic
magazines are NOT independent, because their main source of income is the
photographic manufacturers. We should actually form some kind of user
organisation to provide the necessary tests.

Jens Bladt
mailto:[EMAIL PROTECTED]
http://hjem.get2net.dk/bladt


-----Oprindelig meddelelse-----
Fra: Frantisek Vlcek [mailto:[EMAIL PROTECTED]
Sendt: 25. juni 2004 08:44
Til: Nenad Djurdjevic
Emne: Re: Pentax F-series lenses??


ND> I have never owned a A70-210/4 but I notice everyone seems to have agood
ND> opinion of it even though  www.photodo.com gives it only a grade 2.2.
By
ND> comparison the F 70-210/4-5.6 is given a rating of 3.4.  Could it be
that

Just do not believe all lens tests. Simple. Judge for yourself. There were
big discussions about photodo some years back here IIRC, but it's lost from
the archives probably.

Best regards,
   Frantisek Vlcek



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