Tamron has just filed a new patent for Tamron SP 85mm F1.4 DI VC USD lens. This is an telephoto lens for DSLRs, just the same as the upcoming Sigma 85mm F1.4 DG art lens.
- Patent Publication No. 2016-12082
- Published 2016.1.24
- Filing date 2014.6.30
- Focal length 87.5187
- F-number 1.4578
- Half angle (in degrees) 13.8585
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