rhlpetrus

rhlpetrus

Lives in Brazil Campinas, Brazil
Works as a math professor
Joined on May 4, 2007

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Subject Forum Last post
If you don't like Thom, don't read this... Nikon Pro DX SLR (D300, D200, D100) Talk 38 min ago
Interesting...nay ....amazing .......comparison ...FF versus mFT Open Talk 1 hour ago
Why I Highly Recommend the Nikon 24-120mm f/4G ED VR AF-S NIKKOR Lens Nikon FX SLR (DF, D1-D4, D600-D800) Talk 2 hours ago
D750 v D810 : first impressions Nikon FX SLR (DF, D1-D4, D600-D800) Talk 6 hours ago
Pro DX fans, will you switch to the 7DII or keep waiting for the D400? Nikon Pro DX SLR (D300, D200, D100) Talk 9 hours ago
where are you Nikon ? Nikon Coolpix Talk 10 hours ago
D750 Pro Review: Added New Content Nikon FX SLR (DF, D1-D4, D600-D800) Talk 13 hours ago
Nikon 20 f/1.8 and Zeiss 21 f/2.8 at infinity Nikon SLR Lens Talk 16 hours ago
750 vs 610 6400iso Nikon FX SLR (DF, D1-D4, D600-D800) Talk 16 hours ago
Nikon SB-700 Speedlight good enough to be my first flash for D610 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 17 hours ago
Can you tell which photo is m4/3 or full-frame? Micro Four Thirds Talk 18 hours ago
Nikkor 20 f/1.8 x Zeiss 21 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 19 hours ago
D750 - review by professional photographer Ross Harvey Nikon FX SLR (DF, D1-D4, D600-D800) Talk 21 hours ago
next Olympus PEN should be a fixed-lens compact with 45mm/1.8 Micro Four Thirds Talk 22 hours ago
Metz 64 AF-1 Digital or SB-910 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 1 day ago
Did Nikon (D750) get it right and Canon (7D MK II) get it wrong? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 1 day ago
Anyone with D600/610 that's gone to D750? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 1 day ago
Coming back Leica Talk 1 day ago
D750 High ISO Shots Nikon FX SLR (DF, D1-D4, D600-D800) Talk 1 day ago
LX100 or GX7 with 12-32 kitlens? Micro Four Thirds Talk 1 day ago
Is there a better lens in a somewhat near range than the Nikon 24-70mm f/2.8 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 1 day ago
Sensor size and IQ, redux Open Talk 1 day ago
Reality Check: Why a D400/D9000 doesn't make sense anymore?.. Nikon Pro DX SLR (D300, D200, D100) Talk 1 day ago
LX100/D-Lux Twins - Fn Buttons Leica Talk 2 days ago
A few Hawks with the D750 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 2 days ago
Idea for a new kind of D400 Nikon Pro DX SLR (D300, D200, D100) Talk 2 days ago
D750 First Day Quick Take Nikon FX SLR (DF, D1-D4, D600-D800) Talk 2 days ago
Got my D750 from Jessops in the UK :-) Nikon FX SLR (DF, D1-D4, D600-D800) Talk 2 days ago
D610 vs D750 high ISO Nikon FX SLR (DF, D1-D4, D600-D800) Talk 2 days ago
Route 66, Chicago to LA - a few picts Leica Talk 3 days ago
Impact of the LX100 on the future of micro four thirds? Micro Four Thirds Talk 3 days ago
Help understanding FX vs. DX and pixel density Nikon FX SLR (DF, D1-D4, D600-D800) Talk 3 days ago
Why use cheap lenses on D750? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 4 days ago
D750: a couple of quick observations Nikon FX SLR (DF, D1-D4, D600-D800) Talk 4 days ago
First fx. 610 vs 750 vs 800 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 4 days ago
7D2 ISO similar to 5D2 Canon EOS 7D / 10D - 70D Talk 5 days ago
Mirrorless full frame cameras are the in thing..Will Nikon have one soon??? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
D610 purple haze worst offender? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
LX100 Poll - how does it fit into your arsenal? Panasonic Compact Camera Talk 5 days ago
D4s-D610-D750-D810 3200-25600 CND-X Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
Preordered Leica D-Lux 109 Nikon 1 System Talk 5 days ago
Anyone with D750 has the Sigma Art 24-105 f/4? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
D750 at 10000 ISO Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
Leica version of LX100 = D-Lux 7 Leica Talk 5 days ago
LX100 Multi Aspect Ratio Sensor - does it really matter any more? Panasonic Compact Camera Talk 5 days ago
I’ve toyed with D750, D810, Df and D4s Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
Tom Oldham's love letter to Nikon and the D810 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 5 days ago
Nikon D750 Nikon FX SLR (DF, D1-D4, D600-D800) Talk 6 days ago
Nikon "studies" pro DX, Canon delivers and appologizes for taking so long. Nikon Pro DX SLR (D300, D200, D100) Talk 6 days ago
What if Canon come up with a great FF ML system? Nikon FX SLR (DF, D1-D4, D600-D800) Talk 6 days ago