Ryan Mack

Lives in United States Boston, MA, United States
Works as a Photographer and Facebook Photos Engineer
Has a website at facebook.com/r/
Joined on Jan 25, 2002
About me:

I work at Facebook improving photo quality and performance. When I have time I'm a passionate photography enthusiast.

Recent activity

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

Subject Forum Last post
Tilt shift still worth it on the D850 Nikon SLR Lens Talk 12 hours ago
Best light for focus tuning Nikon SLR Lens Talk 1 month ago
Aurora in Iceland 20mm or 14mm? Nikon SLR Lens Talk 1 month ago
Warning, B and H sold me a used lens when I paid for new Nikon SLR Lens Talk 2 months ago
Font plastic comes off, due to design flaw. Piece of crap. Stay away! Nikon SLR Lens Talk 2 months ago
Any way to set AF Fine Tune more than +20 on a D800? Nikon FX SLR (DF, D1-D5, D600-D850) Talk 2 months ago
Inertial dampeners for my prospective combo Nikon SLR Lens Talk 2 months ago
D800 tethering -> you might want to ditch the supplied cable Nikon FX SLR (DF, D1-D5, D600-D850) Talk 4 months ago
Copying an SD card on an iPhone? iOS Talk 4 months ago
Spectacular Bokeh: Wavelength Dependence Nikon SLR Lens Talk 4 months ago
Do you use your lens hoods? Nikon SLR Lens Talk 5 months ago
Sigma low serial numbers? Nikon SLR Lens Talk 5 months ago
Nikon 28mm f1.4E Nikon SLR Lens Talk 6 months ago
Replace Nikon 70-200mm f/2.8 VR II - YES or NO ? Nikon SLR Lens Talk 8 months ago
Dangers from heavy weight of lens Nikon SLR Lens Talk 9 months ago
Reliable off-camera image review for D810 Nikon FX SLR (DF, D1-D5, D600-D850) Talk 10 months ago
New firmware updates !!! Nikon FX SLR (DF, D1-D5, D600-D850) Talk 10 months ago
UWA for Arizona landscapes Nikon SLR Lens Talk 10 months ago
Bad copy of Nikon 20 1.8. Nikon SLR Lens Talk 10 months ago
Photo Tech-NYC Nikon SLR Lens Talk 10 months ago
NIkon 24-70 versus primes Nikon SLR Lens Talk 11 months ago
Rattle in new Nikon AF-S TC 17E II teleconverter? Nikon SLR Lens Talk Jan 26, 2017
19mm f4 T/S. Looking forward to putting this through it's paces... Nikon SLR Lens Talk Jan 13, 2017
Focus adjustment for import D810 in US Nikon FX SLR (DF, D1-D5, D600-D850) Talk Dec 13, 2016
Anyone have a chance to compare 70-200 2.8E w/ TC-20E III to the 80-400 VR? Nikon SLR Lens Talk Dec 2, 2016
Selling both Nikon 24-70 f/2.8G ($1100) and 70-200 f/2.8G VR II ($1500) For Sale and Wanted Nov 21, 2016
RRS tripod foot/plate compatibility with 70-200FL Nikon SLR Lens Talk Nov 20, 2016
Pre-ordered the PC 19 Nikon SLR Lens Talk Nov 16, 2016
First tries with PC 19 f/4E Nikon SLR Lens Talk Nov 16, 2016
PC-19 shifted pano effective focal length Nikon SLR Lens Talk Nov 3, 2016
AF fine tune and focus shift for fast lenses Nikon SLR Lens Talk Sep 14, 2016
Nikon partially recalling D800! Again. Nikon FX SLR (DF, D1-D5, D600-D850) Talk Jan 12, 2016
New 200-500 vs 300 2.8 Nikon SLR Lens Talk Dec 2, 2015
B&H selling used gear as new? Studio and Lighting Technique Nov 30, 2015
Bag for Elinchrom BRX 500s? Studio and Lighting Technique Nov 29, 2015
Plastic cable retainers Nikon FX SLR (DF, D1-D5, D600-D850) Talk Nov 26, 2015
Large drawers to store paper Printers and Printing Nov 24, 2015
200-500mm is available at BB Nikon SLR Lens Talk Oct 7, 2015
*********Nikon Announcement Poll********** Nikon FX SLR (DF, D1-D5, D600-D850) Talk Jul 19, 2015
D810 Focus Screen Dust Nikon FX SLR (DF, D1-D5, D600-D850) Talk Oct 8, 2014
135 2.0 DC for D810 Nikon SLR Lens Talk Sep 19, 2014
24-70 poor focus on left-most point Nikon SLR Lens Talk Aug 28, 2014
Signaling specifications for PC SYNC cable? Studio and Lighting Technique Sep 14, 2013
D800 has 3 image sizes (36.2 MP, 20.3 MP, 9 MP) and 4 formats: FX, DX, 5:4, 1.2x. Nikon FX SLR (DF, D1-D5, D600-D850) Talk Jul 11, 2013
D800E finally back from Nikon. Has Focus Issues now Nikon FX SLR (DF, D1-D5, D600-D850) Talk Apr 14, 2013
X100s AF-C on button-press? Fujifilm X System / SLR Talk Apr 3, 2013
85/1.8g vs 105/2.8VR for portraiture Nikon FX SLR (DF, D1-D5, D600-D850) Talk Mar 2, 2013
Does focus shift differ between copies of the same lens? Nikon SLR Lens Talk Dec 19, 2012
No Respose from Nikon Email Support?? Nikon FX SLR (DF, D1-D5, D600-D850) Talk Oct 16, 2012
Nikon Service Center in NY for D800 left focus fix success stories? Nikon FX SLR (DF, D1-D5, D600-D850) Talk Sep 29, 2012