| For the benefit of folks who haven't browsed that wonderful site maintained 
by Jeff Albro and Robert Monaghan (and why haven't you!), don't be put off 
or mislead by those prices. 
What Robert has done here is to show what a bargain third party lenses are 
in today's economy by showing the effect of inflation on the original retail 
prices.  No one in his right mind is going to pay a thousand bucks for a 
preset 135mm. 
However you can routinely buy these lenses for $10-$25, a pittance, and well 
worth the risk.  My Lentar 135/3.5 preset T-mount is one of the finest 
lenses of any kind I've ever had the privelege of using.  Cost - a mere $15. 
 I normally use it with my Can-not-an-OM-on T70s, which lack DOF preview, 
for portrait and even macro work, where it shines when combined with a 
generic 2x teleconverter stripped of optical elements to make an extension 
tube. 
I also plan to buy a preset wide angle and experiment with incorporating it 
into a homebrewed shift adaptor mount, using plans adapted from those found 
elsewhere on the Albro/Monaghan site.  The advantage to such lenses is that 
lacking projecting levers for automatic diaphragm control, adapting such 
lenses to various bodies is easier. 
And if the project flops, well, I'm only out $10 or so.
Another project (i.e., lens butchering exercise) I'm currently working on 
involves stripping a crummy third party zoom of everything but the focusing 
and zoom helical tubes.  I plan to install a Vivitar 10x close up diopter 
lens in the front as use this contraption as a single element soft focus 
portrait lens, similar to that used decades ago and one currently sold by 
Spiratone for $90.  I figure I now have $15 worth of parts and $300 worth of 
aggravation invested in the project. I've discovered time passes more 
quickly and pleasantly if I work on the project only while watching bad 
horror movies and WCW Smackdown. 
Lex
===
 
From: "Tom Trottier" <TomATrottier@xxxxxxxx>
Subject: Re: [OM] Response to question on third party lenses - further 
thoughts 
Date: Wed, 26 Jul 2000 22:43:15 -0400
[snip] ... from http://www.smu.edu/~rmonagha/third/table3.txt
3rd party lenses:
Make           FL    f/  year  price  present-value type   notes
vivitar        135   1.5 68    $390   $1,853   preset      tele (T-
mount)
soligor        135   1.5 77    $400   $1,108   preset      tele (T-2 mount)
vivitar        135   1.8 68    $230   $1,093   preset      tele (T-mount)
spiratone      135   1.8 70    $100     $429   preset      tele
soligor        135   1.8 70    $300   $1,286   preset      tele (T-2 mount)
spiratone      135   1.8 73    $135     $513   auto        tele
soligor        135   1.8 73    $330   $1,255   auto        tele
sigma          135   1.8 74    $230     $800   auto        tele
rokunar        135   1.8 75    $180     $560   auto        tele
samigon        135   1.8 75    $260     $808   auto        tele
sigma          135   1.8 76    $250     $728   auto        tele (XQ)
spiratone      135   1.8 77    $100     $277   auto        tele (MC)
formula 5      135   1.8 77    $225     $623   auto        tele
kyvyx cor      135     2 68    $209     $993   preset      tele komura
soligor        135     2 76    $280     $816   auto        tele
The "present value" is the original price, inflation adjusted to
1998.
If you're willing to go a little longer, how about:
http://www.cameraquest.com/zoomar13.htm
------------
 Tom Trottier <TomATrottier@xxxxxxxx> ICQ: 57647974
        Abacurial Information Technology Consulting
400 Slater St. Suite 415, Ottawa ON Canada  K1R 7S7
    __o  +1 613 291-1168 fax:594-5412 (877)247-8796
 _ \<     Vote for your favourite Olympus camera at
(+)/'(+)   http://www.freevote.com/booth/fav_camera
 
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