Originally posted by UncleVanya Except we have someone on the thread who has claimed to have guessed correctly every time by simply looking at the current offerings - that suggests the obfuscation is worthless.
It's not about obfuscation, the corresponding lens is obvious...
Originally posted by Mistral75 (...)
2020-154286 includes nine numerical examples, of which seven 16-50mm f/2.9, one 15-45mm f/2.9 and one 18-100mm f/2.9 (example 9).
2021-192088 includes ten numerical examples, of which eight 16-50mm f/2.9, one 15-45mm f/2.9 and one 18-100mm f/2.9 (example 9).
(...)
...in particular when the lens diagrams of the numerical examples in the patent application correspond to the lens diagram of a product that was released in the meantime (between filing and publication), in this case the HD Pentax-DA
★ 16-50mm f/2.8 ED PLM AW.