Smaller lens fits on to bottom (taking) TLR lens. Larger lens fits on to top (viewing) TLR lens and provides parallax correction. No. 1 provides close-up coverage in range of 17-39".
Vintage Walz 4746 Mechanical Self Timer Made In Japan Works Great
VINTAGE WALZ CORONET B EXPOSURE METER BOOSTER WITH ORIGINAL CASE c.1950's
eTone Multicolor Professional Made Bellows For Mamiya C330 C220 6x6 TLR Camera
Hasselblad Magnifying Hood/Chimney Finder/Prism To Rollei Rolleiflex TLR Adapter
Set of 5 Rolleiflex TLR Light Meters (Untested) - For Spares / Repair
Rollei Winding Crank / Wind on Lever (#2) - For Rollei Magic 1 TLR