A lot of things came together for this report on the Cooke triplet of the Minostigmat lens:
- an archival discovery in Riga
- new insights into the creator of the first Minox lens
- test photos from 2024
- the successful recalculation of the 1939 Minostigmat lens
So here is my article, which recalculates the theoretical performance of the first Minox lens, the Minostigmat, and compares it with my earlier practical results. It’s also an exciting journey into the world of manual lens calculation.