01 Shutter Cocking Lever
02 Film Catch
03 Film Winding Knob
04 Film Advance / Rapid Film Advance Lever
05 Shutter Release Button
06 Shutter Release Socket
07 Frame / Film / Exposure Counter
08 Distance Scale
09 Depth-of-Field Scale
10 Self-Timer Lever / V
11 Accessory / Hot Shoe
12 Focal Plane Mark
13 Mirror Lock-Up Control
14 Film Rewind Crank (& Back Cover Release)
15 Back Cover Release / Lock
16 Viewfinder Window
17 Rangefinder Window
18 Frame Illumination Window
19 Shutter Speed Ring
20 Shutter Speed Dial
21 Fast & Slow Shutter Speed Dials
22 Diaphragm / Aperture Ring
23 Photocell Window / Electric Eye
24 Flash Setting Selector / Lever
25 Flash Unit Connector Socket (PC)
27 Sprocket
28 Rewind Spindle
29 Film / Cartridge Chamber
30 Film Guide / Track
31 Focal-Plane Shutter
32 Film Pressure Plate
33 Viewfinder Eyepiece
34 Rangefinder Eyepiece
35 Viewfinder Magnification Selector
36 Film Load Window / Transport Indicator
37 Film Speed Set Lever
38 Film Speed Dial
39 Film Rewind Button / Reversing Lever
40 Focusing Ring / Collar / Lever
41 Tripod Socket / Bush
42 Lens Release Button / Lever / Bayonet Lock Button
43 Film Type Indicator / Reminder
44 Base Plate
45 Depth-of-Field Preview Button