Manufactured year:1920
Manufacturer: Plaubel & Company, Germany
Lens: Anticomar f2.9/100
Screen size: 65×90mm

Manufactured year:1927
Manufacturer: Zeiss Ikon Germany
Lens: Dominar Anastigmat f4.5/135mm
Screen size: 90×120mm

Manufactured year:1938
Manufacturer: Kodak(Eastman K), USA
Lens: Kodak Anastigmat Special f3.5/100mm
Screen size: 60×90mm

Resources : Korea Camera Museum