Tamron 135 mm f/ 2.8 T mount model 680 Lens
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|Format: 35mm SLR|
Type: Prime lens
Focusing: Manual Focus (MF)
Lens mounts: T2 mount, T2 mount
First year of production: 1962
Last year of production: 1969
Optical design: 4 elements in 4 groups
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|Focal length||Max. aperture||Min. aperture||Blades||Min. Focus (m.)||Filter Ø (mm.)||Weight (gr/oz)||Length (mm/in)|
The Tamron 135 mm f/ 2.8 T mount model 680 is a telephoto prime lens for 35 mm SLR cameras popular in the 1960-90s (via the interchangeable T / T2 mount).
It was supplied with a teleconverter. With the teleconverter attached, the focal length increases to 225 mm, and lens speed decreases to f/ 5.5.
Links to online resources:
Posted by: Nik_SSG Date of publication: 31.07.2011