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| Corygon-Anastigmat 13.5cm f/4.5 no.79097. (Image rights) |
Friedrich was a lesser known German optical company based in Munich. Most of its lenses were marked C. Friedrich München.
| Camera industry in Munich |
| Agfa | Deckel | Eder | Enna | Friedrich | Leitmeyr | Linhof | Niezoldi & Krämer | Perka | Rietzschel | Staeble | Steinheil |
Some lens names used by Friedrich:
- Corygon
- Coronar