VISAX

• Production era - 1932-1936
• Code names - VISAX replaced in 1933 by VIZWO
• Type - Small, torpedo shaped finder for 3.5 cm, 5 cm and 9 cm lenses
• Evolution - The VISAX was all black; in 1933 the VIZWO was introduced in black or chrome with tilting foot controlled by a lever and graduated drum for parallax compensation. All of the early Leitz torpedo finders have reversed image viewing.
• Reference - Page 10 of Dennis Laney's Leica 1984 Accessory Guide courtesy of Mike Butkus