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Tamron 490 400mm f7.5

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0 788 Wed September 5, 2018
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Tamron 490 400mm f7.5

1960's tamron t-mount telephoto lens. Manual aperture (not preset).
Pic shows alongside the 450mm f8.

Model name: # 490
Mount: T mount
Focal length: 400 mm
Open F value: 7.5
Lens construction: 2 groups 4 pieces
Minimum Aperture: 32
Shortest shooting distance: 9 m
Filter diameter: 58 mm
Weight: 546 g
Maximum diameter X Total length:? Mmx 313 mm
Release date: 1961
Production end: before 1969 (estimated)
Mount Type: Third-party (adapter required)

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