Mark K

Mark K

Lives in China Hong Kong, China
Joined on Aug 23, 2001

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Subject Forum Last post
Sigma 14mm F1.8 $1600, 24-70mm F2.8 OS $1300 Third Party Lens Talk 4 days ago
Meikon (et al) underwater housing + Sony RX100 V + Lensmate Underwater Photography 1 week ago
Sigma 500 f4 Third Party Lens Talk 1 week ago
Any use samyang/bw 14/2.8 as sole landscape lens? Third Party Lens Talk 3 weeks ago
How do you like you 24-105 Sigma Art? Third Party Lens Talk 3 weeks ago
My review on Sony A6000 w/ Meikon housing w/ fisheye lens Underwater Photography 3 weeks ago
Giving up on the Tamron 150-600 G2 Nikon SLR Lens Talk 4 weeks ago
Sigma 100-400 vs Sigma/Tamron 150-600s in overlapping field lengths? Third Party Lens Talk 1 month ago
My PC is too slow . PC Talk 1 month ago
Sigma 150-600mm + Kenko C-AF 1.4x Teleplus Pro 300 Third Party Lens Talk 1 month ago
I just sold my Nikon D5 and made the jump to Sony! Sony Alpha SLR/SLT A-mount Talk 2 months ago
135L owners - Sigma Art 135mm f/1.8 Canon SLR Lens Talk 2 months ago
Yikes, the D500 battery pack is going to be expensive! Nikon Pro DX SLR (D500, D300, D200, D100) Talk 2 months ago
A99 II's ability to focus with f8 Sony Alpha SLR/SLT A-mount Talk 3 months ago
Sigma 50-100 1.8 and teleconverter Third Party Lens Talk 3 months ago
70-200 vs. 70-300 - microcontrast Sony Alpha Full Frame E-mount Talk 3 months ago
Need help choosing an economical, Birding/Wildlife lens Nikon SLR Lens Talk 3 months ago
Nikon 500mm fl vs. Sigma 500mm f4 Third Party Lens Talk 3 months ago
Sony 70-400G1 vs. Sigma 50-500 with OS? Sony Alpha SLR/SLT A-mount Talk 3 months ago
Best laptop PC Talk 3 months ago
ASUS Monitor upgrade PC Talk 3 months ago
Trade new Canon 1.4USM in for Sigma Art 35mm and get Canon 1.8 STM? Third Party Lens Talk 3 months ago
Tamron 150-600 g2 or Tamron 70-200 g2 Third Party Lens Talk 3 months ago
When is Sigma going to release the 24-70mm f/2.8 DG OS HSM Art? Third Party Lens Talk 4 months ago
MC-11+ Sigma 24-105 Sony Alpha Full Frame E-mount Talk 4 months ago
Lightroom CC : Very slow on Hi-end PC PC Talk 4 months ago
MEIKON SONY A7 II Underwater housing test in Mexico!!! Underwater Photography 4 months ago
The 2 Sigma 1.8 zooms, think those will ever come to FF? Third Party Lens Talk 4 months ago
Anyone else contemplating the a99ii? Sony Alpha Full Frame E-mount Talk 4 months ago
An outstanding product Third Party Lens Talk 5 months ago
24mm/35mm/18-35mm zoom Nikon SLR Lens Talk 5 months ago
D7200 as a wildlife camera Nikon DX SLR (D40-D90, D3000-D7500) Talk 5 months ago
RX100 V + Sony underwater case vs. Sony Action Cam/GoPro 5 for 4k? Underwater Photography 5 months ago
Sigma 150-600 Sports lens mount wobble? Third Party Lens Talk 5 months ago
***** CHALLENGE 238 – Monochrome Landscapes ***** Nikon DX SLR (D40-D90, D3000-D7500) Talk 5 months ago
TC for Sigma lens on Nikon Body Third Party Lens Talk 5 months ago
Nikon 70-200mm f2.8 VR for D7200? Nikon DX SLR (D40-D90, D3000-D7500) Talk 5 months ago
Any reason to still buy legacy lenses? Sony Alpha / Nex E-mount (APS-C) Talk 5 months ago
6700HQ laptop for editing ? PC Talk 5 months ago
A99ii DXOMark Lens Tests posted Sony Alpha SLR/SLT A-mount Talk 5 months ago
Advice for friend - D5300: 18-140 or 18-55 + 70-300 Nikon DX SLR (D40-D90, D3000-D7500) Talk 5 months ago
Dell P2715Q Ultra HD PC Talk 5 months ago
A6300 w/LA-EA3, A-Mount 70-400mm G (Small Birds BIF) Sony Alpha / Nex E-mount (APS-C) Talk 5 months ago
Sony AF modules explained.. Sony A6500 Sony Alpha / Nex E-mount (APS-C) Talk 5 months ago
Lightroom speed up 10x ;-) (and more possible?) PC Talk 5 months ago
a6000 or Nikon D5300 as backup body for vacation (doing landscapes) Camera, Lens and System Buying Advice 5 months ago
****Photo of the Year December 10, 2016 - December 31, 2016**** Nikon DX SLR (D40-D90, D3000-D7500) Talk 5 months ago
Tamron G2 take two much better Third Party Lens Talk 6 months ago
Best 24-70 for my (real world) needs?? Third Party Lens Talk 6 months ago
sRGB vs Adobe RGB Monitor--BenQ SW320 PC Talk 6 months ago