alanlinde

alanlinde

Lives in United States Silver Spring, United States
Works as a Geophysicist (retired)
Joined on Sep 20, 2008

alanlinde's recent activity

  • I had a similar problem some 4+ years ago and started a thread (https://www.dpreview.com/forums/thread/4138677) on it. I chased several red herrings before realizing that a small spec on dirt ...
  • Created discussion thread Moon vine flowers
    I've been quite taken by the rapidity with which moon vine flowers open – and the fact that they open towards dusk only last thru the night. but this year our flowers seem to opening much more ...
  • It you want a longer reach, & don't mind 2nd hand, one of the very best choices is the old Minolta 80-200 f/2.8 high speed apo (white body). You can buy one from Japan on ebay, no issues about ...
  • I suggest you check the coverage. The lens optics can't change and your sensor size is smaller than FF so the field of view captured by the APS sensor is necessarily smaller than on FF. Alan
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Total messages 464
Threads started 29
Last post 2 months ago
Total comments 1
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Last post Aug 15, 2010
Total reviews 0
Entries 1
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Last entry May 27, 2010
Photos uploaded 57
Last upload Sep 23, 2015