Catalog Porst 1934 (13)
Page 206
Page 206
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| Brand | Model | Camera type | Format | Lens brand | Lens model | Aperture | Shutter brand | Shutter model | Exclusivité |
| Welta | Perfekta | Reflex TLR | 6 x 6 cm | Schneider | Xenar | 3,8 | F. Deckel | Compur | |
| Welta | Perfekta | Reflex TLR | 6 x 6 cm | Meyer | Trioplan | 3,5 | F. Deckel | Compur | |
| Welta | Perfekta | Reflex TLR | 6 x 6 cm | Carl Zeiss | Tessar | 3,8 | F. Deckel | Compur | |