richard stone

richard stone

Lives in United States San Mateo, CA, United States
Works as a Attorney
Joined on Mar 11, 2005

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Subject Forum Last post
DP Merrill Photographic Dynamic Range (PDR) Sigma Camera Talk 3 hours ago
Analog Front End (AFE) versus Programmable Gain Amplifier (PGA) Sigma Camera Talk 1 week ago
Buying SD10 or not-very cheap? Sigma Camera Talk 1 week ago
Raw Saturation Level Sigma Camera Talk 1 week ago
12 bit and 14 bit Sigma Camera Talk 1 week ago
DP2 compared to Fuji X-E1 Sigma Camera Talk 1 week ago
DP Merrill PDR separated by plane Sigma Camera Talk 1 week ago
I want high resolution now! Sigma Camera Talk 2 weeks ago
Are you interested in dynamic range measurements on Sigma cameras? Sigma Camera Talk 2 weeks ago
Petition to Sigma to make Foveon m43 Sigma Camera Talk 3 weeks ago
Dongbu HiTek, the Korean company manufacturing the Foveon sensor used in all Sigma cameras, is about Sigma Camera Talk 3 weeks ago
New Sigma DSLR in lineup, and new camera system and formats. Sigma Camera Talk 4 weeks ago
A good video with Rudy Guttosch of Foveon Sigma Camera Talk 1 month ago
The main reason why I bought a DP2M Sigma Camera Talk 1 month ago
Poll: What are your plans in light of the Quattro series? Sigma Camera Talk 1 month ago
Messing around with B&W Sigma Camera Talk 1 month ago
Trying to understand Quattro better Sigma Camera Talk 1 month ago
Let's Talk Quattro - Resolution & Sensor Technology Sigma Camera Talk 2 months ago
"de-mosaicing" with the new Quattro sensor Sigma Camera Talk 2 months ago
Kazuto Yamaki says about Quattro Sensor 20 x 3 = 60 MP Sigma Camera Talk 2 months ago
Quattro DSLR. Sigma Camera Talk 2 months ago
Debunking our misconceptions Sigma Camera Talk 2 months ago
Sigma dp2 Quattro listed on B&H Sigma Camera Talk 2 months ago
A better way of phrasing the color differences of the Quattro vs. the Merrill Sigma Camera Talk 2 months ago
DP2 Quattro- not exactly small Sigma Camera Talk 2 months ago
Kazuto counts layered pixels twice?! Sigma Camera Talk 2 months ago
NEW DP QUATTRO is coming!!!!!!!!!!!!! Sigma Camera Talk 2 months ago
Is Sigma giving up the true color sensor design ? Photographic Science and Technology 2 months ago
I wish it is possible... Sigma Camera Talk 2 months ago
Sigma SLR & the ART lens thread............... Sigma Camera Talk 2 months ago
DP2M B&W portrait Sigma Camera Talk 3 months ago
SIGMA has no plan to make a mirror less camera, no FF, no DP zoom / PART 2 Sigma Camera Talk 3 months ago
SIGMA has no plan to make a mirror less camera, no FF, no DP zoom Sigma Camera Talk 3 months ago
Encouragement for possible DPX Merrill purchasers Sigma Camera Talk 3 months ago
Post your five favourite Sigma photographs of 2013 here! Sigma Camera Talk 3 months ago
Butterflies and Macro... with a 28mm? Sigma Camera Talk 3 months ago
Enough already of the "Look At This Sharp Foveon Photo" posting! Sigma Camera Talk 4 months ago
Get this: Sigma WILL produce a camera that beats the current DSLRs resolution wise. Sigma Camera Talk 5 months ago
I will keep my DPM system for sure now Sigma Camera Talk 5 months ago
There IS a DPR DP1 Merrill test scene! Sigma Camera Talk 6 months ago
Bottom Falls Out Of SD1 Merrill Prices Sigma Camera Talk 6 months ago
Not impressed by Olympus 14mm f2.5 Micro Four Thirds Talk 6 months ago
DP3M and lack of IS. Not a walk around camera. Sigma Camera Talk 6 months ago
Pics from my first time at Yosemite (and first time shooting a 6D) Canon EOS-1D / 5D / 6D Talk 6 months ago
where to go when 20 mm 1.7 leaves me cold.. ?? Micro Four Thirds Talk 6 months ago
Putting It Into Perspective... Sigma Camera Talk 7 months ago
My Take on "3D" Sigma Camera Talk 8 months ago
DP3M Flowers and Tomato Sigma Camera Talk 8 months ago
Just liked how leaves looked under rain Sigma Camera Talk 8 months ago
DP2M + Pentax 645D shot comparison Sigma Camera Talk 9 months ago