rhlpetrus

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

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Subject Forum Last post
Why even consider buying a new Nikon Mirrorless? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 12 hours ago
Nikon in 2018 Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 days ago
Sigma rumored lenses for FF Nikon mirrorless Nikon FX SLR (DF, D1-D5, D600-D850) Talk 5 days ago
Rumor: New mount for mirrorless Nikon FX SLR (DF, D1-D5, D600-D850) Talk 6 days ago
Is the Leica typ 109 represent the leica picture style? Leica Talk 3 weeks ago
Thom Hogan's pessimistic 2018 outlook Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Nikon D850 - Ten Technical Questions Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Nikon D850 complete lens set up Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Disappointed Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
The most important aspect of the camera that I use most often is: Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
in-camera histogram Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Poll: Nikon Mirrorless Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Interview with Nikon D850 designer team (from Nikon rumours) Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Emerging markets Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
Leica doing well Leica Talk 1 month ago
flickr stats : D750 is no. 1 Nikon camera Nikon FX SLR (DF, D1-D5, D600-D850) Talk 1 month ago
50mm 1.4G night Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
First week with LX100 Panasonic Compact Camera Talk 2 months ago
Pondering Portrait lens theory Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Why did you choose Nikon ? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
My Take on the Leica CL Leica Talk 2 months ago
Question about d850 1 x 1 frame size... Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Sony A7R III get higher score than D850 at DPR Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Thom Hogan commentary on latest Nikon financials Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
If or when Nikon do mirrorless... Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Some insight on small/large sensor low light "equivalence"? Panasonic Compact Camera Talk 2 months ago
LX200 with G9 TECH Panasonic Compact Camera Talk 2 months ago
M43, hyperfocal distance and depth of field Micro Four Thirds Talk 2 months ago
Steve Perry Review D850 Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Interesting thread at NR on Nikon finances, mirrorless, d850 Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Nikon D850 AF performance Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Nikon is leaving Brazil Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
I was wrong - D850 pros and cons so far Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Cat Dreams Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
I remember Dirk Vermeirre Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Canon to become Nokia/Blackberry? Canon EOS-1D / 5D / 6D Talk 3 months ago
I don't know if I like my D850 Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
D850 noisemaker Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
D850 and Nikon 70-200 E Fl shots - New Delhi (Pics) Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
Is XQD a dead end technology? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
Anyone Want to Speculate on Nikon's New Mirrorless Camera? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
Weird Spiral Patterns High ISO D850??? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
My Love Affair With Nikon Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
The Best Low Light Camera: D850 Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
D850 Photographic Dynamic Range and raw size Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
Anyone else having second thoughts on D850? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
D750 Photographic Dynamic Range (PDR) Adjusted at PhotonsToPhotos Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
DP Review: D850: 89%; A7Rii and D750: 91%? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
D850 Special Edition Charts at PhotonsToPhotos Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago
DxO results - hard to understand (D700/D750/D610/D800E/D810/D850) Nikon FX SLR (DF, D1-D5, D600-D850) Talk 3 months ago