Re: Thoughts on the tamron 35-105 2.8 zoom lens

2002-06-26 Thread Alan Chan

>any one had any experiences with this lens?
>what is it like
>anygood?

I bought one brand new few years ago in Melbourne. In short, it was poor 
optically and mecnahically. A true rip off. The SMC PENTAX-A 35-105/3.5 is 
much sharper and better built.

regards,
Alan Chan


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Re: Thoughts on the tamron 35-105 2.8 zoom lens

2002-06-26 Thread Paul F. Stregevsky

Wayne,

My collected comments follow. My personal thoughts: It's so much more 
expensive than slower zooms, I don't think it's worth the premium. The 
Pentax SMC 35-105/3.5 PKA is said to be so outstanding, you'd have to be 
brain-dead to spend much more for the Tamron.

Collected comments:
AF version not available in Pentax mount; weighs 2 oz. more. Detachable 
lens hood included. Terry, Nikon posting: "I own the Tamron 90/2.5 Macro MF 
and the Tamron 35-105/2.8. IMO, they are both great lenses. The 35-105 
basically stays on my F90X as its standard lens." Christian (Contax mount): 
At f/2.8 brilliance is low, esp. compared to Zeiss lenses, but at f/4 or 
f/5.6 the brilliance improves to prime standard and at f/4 the resolution 
is also in the same region. At 105mm you can see a 2% line curving which is 
not up to Zeiss standard, but good for a zoom. Sharpness, 8; Color, 9; 
Optics, 8; Convenience, 7; Mechanics, 8." Composite results from four 
reviewers on www.cmpsolv.com: "Performance wide open, OK short, good long; 
Performance stopped down, good short, very good long; Vignetting, little 
short, none long; Distortion, critical short, signif. long; Color, slightly 
warm; Flare, heavy; AF speed, slow; build quality, good." Wai Chan: "I had 
the SP 35-105mm f2.8 ASL which was expensive but poor both optically and 
mechanically (my biggest mistake on lens purchase, not even my previous 
Sigma lenses gave me so much trouble)."


Paul Franklin Stregevsky
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Re: Thoughts on the tamron 35-105 2.8 zoom lens

2002-06-26 Thread Frantisek Vlcek

Yup. I had it for two years. I finally was glad to sold it, even if at
a loss.

Are you thinking on the mf or af version? I had the mf only.

Anyway, it sucked wide open, especially wide end. Completely unusable
except small prints:

wide open:
1) soft, even to point to make focusing difficult (also noted by other
users as well)
2) colour fringing a lot on the corners
3) esp. at wide end soft. Tele end was _reasonable_ but not very good
either

closed down:
gained somewhat, nice zoom at 5.6-8, but what's the point of having a
big 2.8 zoom if it's good only two stops down and is hard to focus
because of softness wide open!?!

Colour fringing was evident always. the ASPH element apparently wasn't
much helping.

Build quality: Not excellent either. The lens, although made of tough
polycarbonate, started having some play in the focus mechanism (mind
you, after heavy PJ usage of 1.5 year), therefore, the sharpness
deteriorated.

All in all, I wouldn't recommend it, after my experience. Also, it
focuses only to 1m, not closer. This lens clearly isn't up to the SP
badge (I have also the 3.5/70-210 SP Tamron, which is really excellent
and almost up to my primes). The Pentax 35-105/3.5 would be, by all
means, a much better and probably quite cheaper choice. Or a tokina if
you need 2.8 zoom.

Frantisek



Wednesday, June 26, 2002, 6:17:18 PM, wayne wrote:
wmoj> any one had any experiences with this lens?
wmoj> what is it like
wmoj> anygood?
wmoj> wayne
wmoj> -
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Good light,
   Frantisek Vlcek
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Thoughts on the tamron 35-105 2.8 zoom lens

2002-06-26 Thread wayne master of jelly

any one had any experiences with this lens?
what is it like
anygood?
wayne
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