Additional information:
The Tamron SP 500 mm f/ 8 Adaptall-2 model 55BB is a catadioptric lens for 35 mm SLR cameras popular in the 1970-90s (via the interchangeable Adaptall-2 mount).
The lens is multicoated.
SP (Super Performance) - the lineup of Tamron best lenses.
As compared with the previous variant (model 55B), the lens is not equipped with a tripod mount. Besides, according to www.adaptall-2.org, optical performance of the lens is optimized for shooting close subjects. Links to online resources: PDF Files: Posted by: Nik_SSG Date of publication: 14.07.2011
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