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
Nervous nellie...go with Pentax K-1 or move to Sony FF? Pentax SLR Talk 1 hour ago
4 lenses compared at 35mm; Sigma Art vs Pentax 31mm limited vs 20-35mm vs 28-105mm. Pentax SLR Talk 12 hours ago
Dirt on Lens or Sensor? Pentax SLR Talk 1 day ago
Best way to carry a heavy tripod? Open Talk 1 day ago
DFA 50mm f1.4 is delayed until summer! Pentax SLR Talk 2 days ago
A pixel-shift walk in the park Pentax SLR Talk 2 days ago
Flight and Action (9) Pentax SLR Talk 3 days ago
Just a BW outdoor photoexperience with KP Pentax SLR Talk 3 days ago
Dreaming of spring Pentax SLR Talk 3 days ago
Pentax K1m2 Sensor Performance: Noise Pentax SLR Talk 4 days ago
No support for Pentax K-1ii DNG in DxO Photolab Pentax SLR Talk 4 days ago
Missed these ones.... Pentax SLR Talk 5 days ago
Raising dark values Pentax SLR Talk 6 days ago
Potential Mirrorless Solution: K-Mount Startup Pentax SLR Talk 1 week ago
A Foveon IR idea Sigma Camera Talk 1 week ago
The name of the successor of the K3ii ? Pentax SLR Talk 1 week ago
Who uses film-era lenses on the K1? Pentax SLR Talk 1 week ago
Used body for old manual lenses Pentax SLR Talk 1 week ago
Followup with SDQH using Kalpanika/SPP/OCC-DNG post colorfix Sigma Camera Talk 1 week ago
Landscape - Why Sigma/Foveon ? Sigma Camera Talk 1 week ago
New Super Fine Detail (SFD) Samples Gallery Sigma Camera Talk 1 week ago
AF question Pentax SLR Talk 1 week ago
Is the AF point(s) in the K1II still "invisible"? Pentax SLR Talk 1 week ago
Owl time with the K3ii Pentax SLR Talk 1 week ago
New: SD Q Color Match to Established Style (high res target) Sigma Camera Talk 2 weeks ago
SDQH - Kalpanika X3F Extract purple image issues with DNG in LR & Other Software Sigma Camera Talk 2 weeks ago
Even the Best Camera .. (WARNING - may contain humour) ........ Sigma Camera Talk 2 weeks ago
Pentax K1 & PEF or DNG Files? Pentax SLR Talk 2 weeks ago
Setting the focal length when the 'exotic' lens is not detected Pentax SLR Talk 2 weeks ago
Why Pentax should NOT go mirrorless (yet) Pentax SLR Talk 3 weeks ago
First tests of K1 II / What do you think? Pentax SLR Talk 3 weeks ago
Pentax microwave can shot art pics Pentax SLR Talk 3 weeks ago
Anyone pre-ordered K-1 Mark II ? Pentax SLR Talk 3 weeks ago
The future of pentax in the mirrorless world Pentax SLR Talk 3 weeks ago
undersky Sigma Camera Talk 3 weeks ago
sdQ full spectrum Sigma Camera Talk 3 weeks ago
Lytro : Too late for Ricoh/Pentax ? Pentax SLR Talk 3 weeks ago
Doing something wrong? Sigma Camera Talk 3 weeks ago
What am I doing wrong?? Sigma Camera Talk 3 weeks ago
DP2S Full Spectrum (How?) Sigma Camera Talk 3 weeks ago
Astrophotography landscapes Pentax SLR Talk 4 weeks ago
Sunset and red diamonds Pentax SLR Talk 4 weeks ago
CADed a K-70 L-Bracket. Thoughts? Pentax SLR Talk 1 month ago
Just a thought about why AF should not be the priority Pentax SLR Talk 1 month ago
? re: value of pixel shift for printed output Pentax SLR Talk 1 month ago
Another 42MM Takumar - SMC 24mm Sigma Camera Talk 1 month ago
The K1II MUST have better AF, or I'm gone! Pentax SLR Talk 1 month ago
Auto-select mode for SR (on/off)? Pentax SLR Talk 1 month ago
Pentax will work to update the limited lens line after DFA* Pentax SLR Talk 1 month ago
Orion with astrotracer miscalibration fix Pentax SLR Talk 1 month ago