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

Showing:
Forums:

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

Subject Forum Last post
Strange DP1Q Results: Unsharp area - Any ideas why? Sigma Camera Talk 2 hours ago
March for Jobs, Justice and The Climate Pentax SLR Talk 3 hours ago
Photon count, digital numbers, and RAW files Photographic Science and Technology 6 hours ago
DP1M night sky over the Dordogne, France. Sigma Camera Talk 7 hours ago
X3F Tools and Kalpanika - release 0.53 (part 2) Sigma Camera Talk 10 hours ago
Test quattro overexposed sky. Sigma Camera Talk 10 hours ago
Light Clouds over Rocky Mountain National Park Sigma Camera Talk 12 hours ago
Surrogate Sigma Sigma Camera Talk 15 hours ago
Will Quattro be the last of the Foveons? Sigma Camera Talk 19 hours ago
Printing Sigma Images Sigma Camera Talk 1 day ago
Re-Sampling Images for Camera Comparison - which is the Fairest Method? Photographic Science and Technology 1 day ago
Do not miss: Understanding ISO and Your Camera's Sensor Photographic Science and Technology 1 day ago
Pixel pitch vs. resolution sample Pentax SLR Talk 1 day ago
The girl in the hat / Signal Processing Photographic Science and Technology 2 days ago
finaly got my digital ME Pentax SLR Talk 3 days ago
Used Pentax K-01, black Pentax SLR Talk 3 days ago
Color or Monochrome? Sigma Camera Talk 4 days ago
Dynamic range of DPm cameras Sigma Camera Talk 5 days ago
DP0 Jpegs OOC Sigma Camera Talk 5 days ago
ISO 200 and 1EV Theoretical Highlight Recovery Sigma Camera Talk 6 days ago
Quattro noise revisited Sigma Camera Talk 6 days ago
3d LUT color grading, video and stills Photographic Science and Technology 1 week ago
Ricoh GR for DP2m complement Sigma Camera Talk 1 week ago
Why don't more people shoot IR? Sigma Camera Talk 1 week ago
DP2M - 'Foveon look' still relevant today? Sigma Camera Talk 1 week ago
dp2 Merrill on Google Plus Sigma Camera Talk 2 weeks ago
Kalpanika resolves some Quattro SPP "Bugs" Sigma Camera Talk 2 weeks ago
X3F Tools and Kalpanika - release 0.53! Sigma Camera Talk 2 weeks ago
describe what is unique to sigma IQ by the characteristics you find attractive Sigma Camera Talk 2 weeks ago
How Pentax, others are most challenged Pentax SLR Talk 2 weeks ago
moonfield Sigma Camera Talk 2 weeks ago
Conspiracy Theory Sigma Camera Talk 2 weeks ago
ETTR, a Yellow Flower and the Merrill Sigma Camera Talk 3 weeks ago
First day with the DP2 Quattro...Scary! Sigma Camera Talk 3 weeks ago
We're a strange lot . . Sigma Camera Talk 3 weeks ago
1600 dp2q Sigma Camera Talk 3 weeks ago
Help me out of this..... Pentax SLR Talk 3 weeks ago
Issue with Pentax, AF-C and Burst Follow-Up Pentax SLR Talk 3 weeks ago
AF of SD1M Sigma Camera Talk 3 weeks ago
Where to go for Photo News? Pentax SLR Talk 3 weeks ago
Big Flaw with Pentax AF-C and Burst Pentax SLR Talk 3 weeks ago
An idea for pentax Pentax SLR Talk 3 weeks ago
Is this Quattro review serious? Sigma Camera Talk 4 weeks ago
K3ii odd behavior, or, am I a klutz? Pentax SLR Talk 4 weeks ago