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-1. 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
What manual aperature / focusing lens for K-50 with Aperature Block Pentax SLR Talk 1 hour ago
Couple of recent shoots .... Pentax SLR Talk 12 hours ago
mbunda Pentax SLR Talk 1 day ago
European Lynx Pentax SLR Talk 1 day ago
K-1 - New firmware available v1.41 Pentax SLR Talk 3 days ago
The "nifty 50" is not so nifty on APS-C cameras Pentax SLR Talk 5 days ago
Thirst... Pentax SLR Talk 5 days ago
Pentax 645D Pentax SLR Talk 6 days ago
B&W and Colour, Both Work IMO Pentax SLR Talk 1 week ago
Ricoh statement Pentax SLR Talk 1 week ago
One JPEG & One RAW Image Compared Pentax SLR Talk 1 week ago
SD H Quattro versus Medium format Sigma Camera Talk 2 weeks ago
Teaser Pentax SLR Talk 3 weeks ago
A twist in the neck . Pentax SLR Talk 4 weeks ago
Building a warm and stylish nest Pentax SLR Talk 4 weeks ago
Not so happy with the sd Quattro H Sigma Camera Talk 4 weeks ago
Solution for removing SD cards? Pentax SLR Talk 4 weeks ago
Show me YOUR "lonely benches" III Pentax SLR Talk 1 month ago
Shifted picture on portrait - what I see is not what I get Pentax SLR Talk 1 month ago
Waiting for the musketeers Pentax SLR Talk 1 month ago
Samyang 14mm f2.8 astro at worlds 3rd highest volcano (for Polacofede) Pentax SLR Talk 1 month ago
Any advantages of K-5 over K-1? Pentax SLR Talk 1 month ago
4 lenses compared at 35mm; Sigma Art vs Pentax 31mm limited vs 20-35mm vs 28-105mm. Pentax SLR Talk 1 month ago
Is the Pentax KP the best camera Pentax has ever made? Pentax SLR Talk 1 month ago
Wide angle lens recommendation... Pentax SLR Talk 1 month ago
A slogan for Pentax Pentax SLR Talk 1 month ago
Clarity, HDR, and Pixel-shift in the K-70 Pentax SLR Talk 1 month ago
The missing Pentax prime Pentax SLR Talk 1 month ago
Pentax 43mm f/1.9 Limited Pentax SLR Talk 1 month ago
My first self portrait, milkyway pano style! Pentax SLR Talk 1 month ago
Some stars shots from my vacations Pentax SLR Talk 1 month ago
Now i really worry about my k1. Pentax SLR Talk 1 month ago
The more intersting part of the Milkyway. 24/1.4, 60s f2 Pentax SLR Talk 1 month ago
A few photos from the weekend... with K-1 Pentax SLR Talk 1 month ago
Some great prices on the 31, 43 and 77 LTD Pentax SLR Talk 2 months ago
Pentax D FA★50mmF1.4 Pentax SLR Talk 2 months ago
Pentax D FA 85mm f1.4 is... Pentax SLR Talk 2 months ago
Two new Pentax history posters released Pentax SLR Talk 2 months ago
Sensor construction differences between sd Q and sd Q H? Sigma Camera Talk 2 months ago
Colors, or how we see them Sigma Camera Talk 2 months ago
best for shooting oil paintings? Sigma Camera Talk 2 months ago
Colorspace: One of the Real Issues Sigma Camera Talk 2 months ago
X3F TOOLS-tiff clipped saturated highlights icc/icm/dcraw/ufraw Sigma Camera Talk 2 months ago
The K-3ii successor... Pentax SLR Talk 2 months ago
need 43mm to auto focus Pentax SLR Talk 2 months ago
Kalpanika X3F Wrapper Sigma Camera Talk 3 months ago
Foveon highlight blown - what to do? Sigma Camera Talk 3 months ago
The KP is official! Pentax SLR Talk 3 months ago
KP smallest flagship DSLR ever? Pentax SLR Talk 3 months ago
This is Pentax KP Pentax SLR Talk 3 months ago