Dr. Bob

Lives in United States Silver Spring USA, MD, United States
Works as a satellite engineer, physicist
Joined on Dec 24, 2002
About me:

Nikon D750, D700, D200,
300mm PF f4; 24-120 mm f4; 50 mm f1.8; 18-35 mm f3.5-4.5; 28-300 f3.5-5.6; 28-70 f2.8
SB 900,
Photoshop CS5, Nikon Capture NX 2, Lightroom 6.

Challenges

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