Alley in Pisa, Italy

by Lars Kotthoff

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16,796 reputation
33164
bio website guffa.com
location Sweden
age 43
visits member for 4 years
seen 19 hours ago

The name is Göran Andersson. I work as a programmer and have photography as a hobby.

I started with a fix-focus point-and-pray camera in the late eighties, and have worked my way through film SLRs and darkrooms to the DSLR that I use now.

Primary equipment:

  • Canon EOS 5D mark II
  • Canon EF 24-70 mm, f 2.8 L USM
  • Canon EF 28-135 mm, f 3.5-5.6 IS USM
  • Canon EF 70-300 mm, f 4.5-5.6 DO IS USM
  • Canon EF 50mm, f 1.4
  • Sigma EX 12-24 mm, f 4.5-5.6 DG HSM
  • Sigma EX 50-500 mm, f 4-6,3 APO DG HSM
  • Lensbaby 2.0 + Edge 80
  • Canon Speedlite 550EX
  • Manfrotto 728B tripod
  • Manfrotto 776YB monopod

Jul
17
revised If I'm using only one focus point, am I doing it wrong?
added 64 characters in body
Jul
17
answered If I'm using only one focus point, am I doing it wrong?
Jul
15
awarded  Yearling
Jul
9
revised Is it possible to “apply” a color profile to an image?
added 100 characters in body
Jul
9
answered Is it possible to “apply” a color profile to an image?
Jul
6
answered Is it possible to convert to and from LAB color space without loss of quality?
Jun
25
answered Should I buy filters or step down adapters for multiple lenses?
Jun
24
revised Any reason not to use a 72mm CPOL filter with a 62mm step down ring?
added 35 characters in body
Jun
21
revised Any reason not to use a 72mm CPOL filter with a 62mm step down ring?
deleted 2 characters in body
Jun
21
answered Any reason not to use a 72mm CPOL filter with a 62mm step down ring?
Jun
21
revised Usefulness of a Broken Polarizing Filter
added 1 character in body
Jun
20
revised Usefulness of a Broken Polarizing Filter
edited body
Jun
20
answered Usefulness of a Broken Polarizing Filter
Jun
16
comment What does “OS” mean on a Sigma lens?
EX = high-end series, DG = full frame compatible, OS = optical stabilisation, HSM = hyper-sonic motor
Jun
16
comment Sturdy tripod on a budget
Dang. Now Amazon knows that I looked at your tripods, so now I see tripod ads everywhere... ;)
Jun
13
comment How to reduce file size without losing quality or resolution?
@MichaelNielsen: Yes, but you are missing the point. The metadata is the reason that there is any compressable data in the file.
Jun
13
comment How to reduce file size without losing quality or resolution?
@MichaelNielsen: Then it's probably because it contains some metadata that is not compressed, so saving the image without metadata would make it even smaller.
Jun
12
revised Are the aperture, ISO and shutter speed stops perfectly interchangeable?
added 17 characters in body
Jun
12
comment Are the aperture, ISO and shutter speed stops perfectly interchangeable?
@JohannesD: Good point, I added a section about all kinds of distorsion.
Jun
12
revised Are the aperture, ISO and shutter speed stops perfectly interchangeable?
added 175 characters in body