Bertrand Costuas: summicron rigid uncoated sample
Bertrand Costuas: uncoated Summicron Rigid sample
Bertrand Costuas: uncoated summicron rigid
Bertrand Costuas: uncoated Summicron rigid
Bertrand Costuas: Wild Heerbrugg 98mm F/1.4 Leica M mount
Bertrand Costuas: Wild Heerbrugg 9.8cm F/1.4 modified to Leica M mount
Bertrand Costuas: Wild Heerbrugg 9.8cm F/1.4 Leica M
Bertrand Costuas: Wild Heerbrugg 98mm F/1.4 Leica M mount
Bertrand Costuas: Wild Heerbrugg 9.8cm F/1,4 modified to Leica M with rf coupling
Bertrand Costuas: Wild Heerbrugg 98mm F/1.4 modified Leica M with RF coupling
Bertrand Costuas: Ciné Angénieux 24mm F/2.2 Type R2 Image Circle Modification
Bertrand Costuas: Modified Angénieux 24mm F/2.2 Type R2 test with Sony A7R
Bertrand Costuas: Angénieux 24mm F/2.2 Modified, test with Sony A7R
Bertrand Costuas: Hermagis Hellor Anastigmat 40mm F/4.5 (Le Furet) 1925-1929
Bertrand Costuas: "Boyer Frères Paris f/4.5 F=40" Multi-photo 1924
Bertrand Costuas: "Boyer Frères Paris f/4.5 F=40" Multi-Photo 1924
Bertrand Costuas: "Boyer Freres Paris f/4.5 F=40"
Bertrand Costuas: Haunted 2hd
Bertrand Costuas: Haunted 1hd
Bertrand Costuas: Haunted 3