Roland Karlsson

Roland Karlsson

Lives in Sweden Stockholm, Sweden
Works as a Programmer
Joined on Feb 23, 2002
About me:

Collector of K-mount and M42 stuff. Main camera K-5. Also interested in camera technology, e.g. Foveon. Also interested in computer based image analysis and transforms.

Recent activity

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Snapshot of threads updated recently in which you have recently participated.

Subject Forum Last post
Where do you get older lenses repaired? Pentax SLR Talk 1 hour ago
Best moderately priced landscape lens for DSLR? Pentax SLR Talk 1 hour ago
Why are the Merrill lower layers said to be very noisy . . Sigma Camera Talk 1 day ago
The Top Layer Sigma Camera Talk 2 days ago
Avast antivirus detect SPP 6.2 as a virus! Sigma Camera Talk 4 days ago
Which "vintage" Pentax dslr? Pentax SLR Talk 4 days ago
16bit TIFF - what do you lose ? Sigma Camera Talk 5 days ago
Who is ready for FF? Pentax SLR Talk 1 week ago
Pentax FF which way? Pentax SLR Talk 1 week ago
Dp2 merrill vs Dp2 quattro - SPP 6.2.0 Sigma Camera Talk 1 week ago
DP2 Quattro vs DP2 Merrill vs D800 ... Sigma Camera Talk 1 week ago
All things pass . . . Sigma Camera Talk 1 week ago
PLEASE HELP!! I can't for the life of me figure this out!!!!! Sigma Camera Talk 1 week ago
CAN ENYBODY in this forum tell me/us if any possibility to see and get FF camera/s in 2015 from pent Pentax SLR Talk 1 week ago
What is being claimed about better Merrill highlight recovery? Sigma Camera Talk 2 weeks ago
In defence of pixel peeping Pentax SLR Talk 2 weeks ago
Simple Work Flow for Quattro cameras and Lightroom or ACR Sigma Camera Talk 2 weeks ago
They're in Full Swing Downunder Pentax SLR Talk 3 weeks ago
Any windows software for Merril raw files Sigma Camera Talk 3 weeks ago
Had enough? Sigma Camera Talk 3 weeks ago
Little challenge: processing a DP2m and/or DP2q shot the best you can.. Sigma Camera Talk 3 weeks ago
Possible to use old pentax lens on k5iis? Pentax SLR Talk 1 month ago
DP2m vs. DP2q, Part 2, new RAW images Sigma Camera Talk 1 month ago
DP2m and DP2q high ISO samples Sigma Camera Talk 1 month ago
X3F RAW: Far from RAW? Sigma Camera Talk 1 month ago
And the winner is.. Sigma Camera Talk 1 month ago
WHAT IS BEST ADOBE RGB OR sRGB Pentax SLR Talk 1 month ago
DP2m vs. DP2q, image comparison with RAWs, part 1 Sigma Camera Talk 1 month ago
the sealadder Sigma Camera Talk 1 month ago
The Snake Killer Pentax SLR Talk 1 month ago
2014 Readers' Polls open for voting! Sigma Camera Talk 1 month ago
2014 Readers' Polls open for voting! Pentax SLR Talk 1 month ago
oh jeez no... Pentax SLR Talk 1 month ago
Brief message Sigma Camera Talk 1 month ago
Sony APCS sensor - more info Sigma Camera Talk 1 month ago
Jumpers keep coming ! Pentax SLR Talk 1 month ago
DP1Q - for better edges bring in focus from infinity Sigma Camera Talk 1 month ago
Ready to buy a K3 but need a recommendation on a lense please. Pentax SLR Talk 1 month ago
What are the chances of... Sigma Camera Talk 1 month ago
A total lack of Pentax Fanboys? Pentax SLR Talk 1 month ago
Mr.Yamaki interview on Foveon Quattro Sigma Camera Talk 1 month ago
Q Looses the 3-D of the M? Sigma Camera Talk 2 months ago
Portrait comparison - M vs Q Sigma Camera Talk 2 months ago
What do you all think of the 645Z test shot/comparisons? Pentax SLR Talk 2 months ago
Is DPQ concept... Sigma Camera Talk 2 months ago
Is this becoming a landscape forum? Sigma Camera Talk 2 months ago
Is there a full-frame to APS-C converter for Pentax K mount? Pentax SLR Talk 2 months ago
Clear night skies - FA77 and DA21 Pentax SLR Talk 2 months ago
36x24 DSLR crop sensors *loosing* market share in Europe big time in total and *against APSC* Pentax SLR Talk 2 months ago
DP1Q thread Sigma Camera Talk 2 months ago