Lives in United States United States
Works as a Product marketing/engineer
Joined on Jul 4, 2007
About me:

I have the following:
Pentax 30-135 DA*
Pentax 35/2.0 FA
Pentax 300mm F4
Pentax 50/1.7 A
Pentax 135 2.8 A
Pentax 55-300
Sigma 17-70 (gen1)
Pentax FA* 24
Pentax 77 ltd
Pentax 31 ltd
Tamron 400 f4 Adaptall
Af 540 flash unit

yesman12's recent activity

  • Why not consider the excellent 16-85 1) better range than either 2) Very good IQ (see various reviews) 3) Has better CA than the 16-45 ( I had this lens) 4) weather sealed and latest focus I am not ...
  • This is again not a good analogy. One can just capture digital images and processes to their liking. for example, B&W processing of digital images is far more flexible than shooting BW film. you...

  • I think you make a poor analogy on many dimensions.. starting with the fact that painting is not mass market. Products like this require scale to support the processing part other wise the whole...

  • I was at CES and saw this. I went to booth, and they said "yes super 8" I had no time to check it out but my first thought was how it was a big deal go from regular 8 to super 8 by changing the...

  • Even if the Otus is superior to the new HD lenses for the 645Z
    1) there are not that many Otus lenses. And expensive, no zoom. also Not limited to Otus as one can get Sigma Art.
    2) The real...

  • this is ignorance. Lost of FF systems besides C and N and to be candid, the best will still come from MF and the leaders there are Pentax, Hassy, Phase one. C and N dont have anything to offer in...

  • Here you go, the second one with various adjustments.
  • it was shot at ISO3200 at f7.1 and 1/125... I had just switched lenses and should have been paying attention to ISO as wanted to shoot below ISO 800 (all other shots I took were below 800).  It is ...
  • Created discussion thread Moon rise over Manhattan
    first taken with A* 600mm f5.6 This taken with DA 300 a few moments later (a few minutes makes a big difference in terms of color cast and position. The distance is 18 miles.
  • i have stayed totally out of this but from what i have read on  various threads on the subject, it seems that the auto focus tracking results from DP Review seem accurate and others have confirmed ...
Activity older than 12 months is not displayed.
Total messages 891
Threads started 107
Last post 6 months ago
Total comments 36
Total likes 130
Last post 6 months ago
Total reviews 2
Last review Mar 8, 2014
Entries 0
Votes cast 0
Photos uploaded 3
Last upload Jul 10, 2012