Marine observation binoculars - Jenoptem 7x50W DDR – klassieke kwaliteitsverrekijker - 1970-1980 - Carl Zeiss Jena
單眼望遠鏡 - 2 Binocoli: Deluxe — 10×40, Field 7°, No. 4211 Fully Coated Optics Ultra-V e 7x50 Coated Optics — - 1970-1980 - Zenith