RE: Time for a new macro purchase--possible duplicate posting, oops

2014-06-19 Thread Barry Rice
Hey All, Thanks for your comments on the Tamron and Pentax mid-length macros. This was very helpful information. Cheers Barry Barry Rice, Ph.D. Sarracenia.com -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please

Re: Time for a new macro purchase--possible duplicate posting, oops

2014-06-17 Thread Mark C
HI Barry - I have an older version of the Tamron - the 90mm f2.8 auto focus - and the DFA Pentax 100mm Macro (non WR). Both are excellent lenses but the biggsest difference I notice is the the Pentax has the quick-shift focus adjustment which makes manually fine tuning focus very quick and

Re: Time for a new macro purchase--possible duplicate posting, oops

2014-06-16 Thread Brian Walters
Hi Barry Quoting Barry Rice bamr...@ucdavis.edu: Hey Folks, Long time reader to this list, although I tend to be very sporadic. (By the way, sorry if this is a duplicate posting, but I reposted in plain text in case it was necessary.) It is! I had the 90mm f2.5 adaptall for many years,

Time for a new macro purchase--possible duplicate posting, oops

2014-06-16 Thread Barry Rice
Hey Brian, Thanks for your input. You answered what was perhaps my most critical question. Good to see that Tamron has graced Pentax with a dedicated model, instead of just Canon and Nikon. How does the focus on the AF Tamron feel? Barry Barry Rice, Ph.D. Sarracenia.com -- PDML

Re: Time for a new macro purchase--possible duplicate posting, oops

2014-06-16 Thread Stanley Halpin
Barry - I can’t give you specific detailed comments on the two Pentax lenses. But I have never heard anybody complain about the image quality from any Pentax macro- that has always seemed to be a particular niche for them. Using them in AF mode is a challenge, they will tend to be slower than

Re: Time for a new macro purchase--possible duplicate posting, oops

2014-06-16 Thread Brian Walters
Quoting Barry Rice bamr...@ucdavis.edu: Hey Brian, Thanks for your input. You answered what was perhaps my most critical question. Good to see that Tamron has graced Pentax with a dedicated model, instead of just Canon and Nikon. Sadly one of the few. I think this and the 10-24 (which I

Re: Time for a new macro purchase--possible duplicate posting, oops

2014-06-16 Thread steve harley
on 2014-06-16 14:11 Stanley Halpin wrote I am quite surprised to see the Amazon pricing on the two Pentax lenses. I would have expected the newer WR lens to be the same or more than the D FA; the Amazon links show the WR to be a couple hundred $ less? Now you’ve got me thinking… I may sell

Time for a new macro purchase--possible duplicate posting, oops

2014-06-15 Thread Barry Rice
Hey Folks, Long time reader to this list, although I tend to be very sporadic. (By the way, sorry if this is a duplicate posting, but I reposted in plain text in case it was necessary.) So, I do a lot of plant macro work for stock photography. I never use my camera off-tripod. Also, with my