xpatUSA

xpatUSA

Lives in United States Bellville, TX, United States
Works as a Retired Engineering Consultant
Has a website at tcktek.blogspot.com
Joined on Dec 15, 2011
About me:

Mostly interested in Foveon technology.

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

Subject Forum Last post
SD14 is UV sensitive! Sigma Camera Talk 18 min ago
How do you catalogue your X3F files? Add Metadata etc? Sigma Camera Talk 20 min ago
Quattro - Not really RGB layers Sigma Camera Talk 1 hour ago
Ordered Sigma DP2 quattro Sigma Camera Talk 2 hours ago
If Ansel Adams had a digital, would it be a Sigma? Sigma Camera Talk 9 hours ago
Another quirktastic camera from Sigma....... Sigma Camera Talk 16 hours ago
What lens for a city trip with the quatro h? Sigma Camera Talk 18 hours ago
Panasonic 14-45mm Vario (G1 kit lens) Flare Micro Four Thirds Talk 18 hours ago
Polaroid X530 - revisited Sigma Camera Talk 1 day ago
Sensor dust - color me peeved! Sigma Camera Talk 1 day ago
DP1m and halogen lights - who ate my colors ?!? Sigma Camera Talk 1 day ago
Sigma Merrill DP1 vs A7rm2 with the FE 28mm f2 lens Sigma Camera Talk 2 days ago
Which is which? Sigma Camera Talk 3 days ago
SDQ - The station at Vaughn, NM Sigma Camera Talk 3 days ago
Any comparisons yet between SDQ and H? Sigma Camera Talk 4 days ago
Ye Olde Oak Tree Sigma Camera Talk 4 days ago
Sigma DNG: My experience Sigma Camera Talk 5 days ago
"Simplified" Luminance - what is it? Photographic Science and Technology 6 days ago
What is lacking in the SDQ and why? Sigma Camera Talk 6 days ago
Small portable flash for SD Q H Sigma Camera Talk 1 week ago
DP1 Merrill for flowers Sigma Camera Talk 1 week ago
Some dp2s shots from my Morocco trip Sigma Camera Talk 1 week ago
Please join in an SD9 image thread Sigma Camera Talk 1 week ago
DP1s strong banding noise at ISO800 Sigma Camera Talk 1 week ago
DP0 like quality lens for Sony A7rm2? Sigma Camera Talk 1 week ago
SPP Color Adjustment - why not RGB? Sigma Camera Talk 1 week ago
Oh good grief!!! Sigma Camera Talk 1 week ago
Well done, Sigma! Thanks for SPP 6.5.2 Sigma Camera Talk 1 week ago
Best way to deal with blotchy quattro shadows? Sigma Camera Talk 1 week ago
An interesting article on ETTR Sigma Camera Talk 1 week ago
As Zack Smith sees us . . Sigma Camera Talk 1 week ago
How to remove an SD9 battery hatch. Sigma Camera Talk 1 week ago
Browsers vs. sharpness on screen Sigma Camera Talk 1 week ago
A mixed day, commercial, landscape & street Sigma Camera Talk 1 week ago
"Shooting DNG on Quattro is a game changer" Sigma Camera Talk 1 week ago
Boat yard Barton upon Humber Sigma Camera Talk 1 week ago
SD H Quattro versus Medium format Sigma Camera Talk 1 week ago
SDQ(H) DNG already interpolated raw - red edge effect Sigma Camera Talk 1 week ago
Quattro ADC - how many bits? Sigma Camera Talk 1 week ago
SD14 "too green" analyzed Sigma Camera Talk 2 weeks ago
Merrill microcontrast and SPP Sigma Camera Talk 2 weeks ago
Close-up lenses Sigma Camera Talk 2 weeks ago
DNG? Sigma Camera Talk 2 weeks ago
Bruce Lindbloom Photographic Science and Technology 2 weeks ago
Signed for Sigma Petition Sigma Camera Talk 2 weeks ago
Between Malibu and Ventura Sigma Camera Talk 3 weeks ago
Hasselbladus artifactus -- Sigma Camera Talk 3 weeks ago
help with DP2M colors Sigma Camera Talk 3 weeks ago
In-camera Metering Spectral Response Photographic Science and Technology 3 weeks ago
Have you been tempted to sell your Merrill(s) but just couldn't do it? Sigma Camera Talk 3 weeks ago