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Pentax 67 with a Takumar 135mm lens and antique Petzval projection lenses mounted with foam core and gaffer tape to macro extension rings. What makes focusing possible on these is that the antique lenses have their original focus mechanisms.

1897 Antique engraving of PHOTO CAMERAS and other photo apparates, lens... 117 years old print

1897 Antique engraving of PHOTO CAMERAS and other photo apparates, lens... 117 years old print.

Carl Zeiss Jena Flektogon 4.0/25 Construction: 7 elements, 6 groups Angular field: 82° Minimum focusing distance: 0,19 m Diaphragm: fully automatic Minimum aperture: f/22 Filter size: 77mm screw-in type Weight: 300 g Length: 62,2 mm (Praktina version!) Diameter max: 80 mm (Praktina version!)

PHOTOGRAPHER WITH CAMERA. Carte de visite;, 4 1/4” x 2 1/2". Autographed photo of Will C. Thompson, photographer holding the lens cap.