Schneider-Kreuznach Componon-S 135mm f/5.6 Enlarging Lens for 9x12cm Film
Enlarging Lens for 9x12cm Film. Schneider-Kreuznach Componon-S 135mm f/5.6. ~ all mounted on a 10cm x 10cm Hard Plastic Lens Board. ~ with Front Lens Cap. The leaf blades give a slight delay when released in B mode.