MC ZOOM ROKKOR 80-200mm F4.5 (Ø55mm)
by koji kawakami
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Sigma 50-500mm F4.5-6.3 APO DG OS HSM
by Piotr Sobolewski
| 
Comparison of Lenses for UV Photography
by www.macrolenses.de
| 
Toronto Zoo 2007
by Norm Johnstone
| 
Canon 70-200 f/4 L IS with Canon 5D
by Sheila Smart
|
Pentax K5 + Sigma 8-16mm F4-5-5.6 DC HSM
by wjwncpro
| 
Snow birds with D700/500mm
by gardener
| 
12-7-12
by Charles Loy Cummins
| 
MACDILL AFB FL USA F4 PHANTOMS
by Paul Newman
| 
Dalton Highway, August 2014
by John Tangney
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