Mamiya Sekor 60mm F2.8 Macro Vs S-M-C 50mm F4 Macro
by Yu-Lin Chan
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Nikon 180-400mm f/4 TC 1.4 E FL ED VR AF-S NIKKOR
by PerfectPoms
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Sailing with Orcas (killer whales) on the West Coast of Scotland 2012
by Steve Goldthorp
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Isco-Gottingen Isconar 100mm f4 M42 Mount
by Yu-Lin Chan
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Depth of Field in Macro Photography
by Charles Durrant
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Telephoto Lens Tests 3-28 and 3-29-05
by Jim King
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Sony FE 70–200mm F4 Macro G OSS II test
by GaleriaFotoStefan
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Potential portrait lenses
by Ole Thorsen
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EFS 17-85mm IS f4-5.6 Err 01 Err 99
by Barry S Moore
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Dev Doorn F4 - Saestum - F4
by breeyen
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