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Tamron continues with the barrage of patents, this time a patent for a 20mm f/2 VC optical formula has been found.
Patent Publication No. 2016-126279 (Google Translated)
- Published 2016.7.11
- Filing date 2015.1.8
- f = 20.60
- FNo. = 2.05
- ω = 46.81
- Ym = 21.633
- BF 38.2971 – 38.3188
- Negative ShiboTadashi
- Rear focus
- Bofu (part of the first group)
This lens would make a lot of sense when you consider Tamron’s recent prime lens releases such as the VC, the 35 f/1.8 VC, 45 f/1.8 VC and the superb 85 f/1.8 VC.