LENS OPENING AND SHUTTER SPEED
(A) The arrow points to the Lens Opening and Shutter Speed Scale
Window. The letter "f" on the left of the window indicates lens opening
and 'sec' indicates shutter speed.
(B) The shutter speed is set by turning the Control Wheel with your right
hand thumb either up or down as indicted by the arrow. The red shutter
speed figures should be set so that the black triangles on the window run
exactly through the center of the figures.4w ww.butkus.org
(C) The lens opening is set by turning the Control Wheel with your left-
hand thumb either up or down as indicated by the arrow. The black lens
opening figures should be set so that black triangles on the window run
exactly through the center of the figures.
HOW TO USE EXPOSURE READING SYSTEM