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Shutter and shutter release
Shutter
Rubber blanket slotted shutter with horizontal
movement; extremely low-noise; mechanically controlled
Shutter speeds
From 1s to 1/1
000
s in whole increments,
B
for
long exposures of any duration, (1/5
0
s) for flash synchronization
Shutter release
Standard thread for cable release integrated
Film winding
Loading
Manual film loading after opening the bottom cover and
the rear panel
Winding forwards
Manually with quick wind lever or Leicavit M,
motorized using Leica Motor-M, Leica Winder-M, Leica Winder
M4-P, or Leica Winder M4-2 (from serial no. 10 350)
Rewind
Manually with pull-out rewind button, after moving the R
lever on the front of the camera
Frame counter
On top of camera; automatic reset when bottom
cover is removed
Camera body
Material
Enclosed all-metal body with hinged rear panel;
chromed brass top and bottom cover
Tripod thread
A
1
/
4
DIN 4503 (
1
/
4
“)
Rear panel/equipment
Indicator for film sensitivity
Dimensions
(Length x Depth x Height, in mm)
Approx. 138 x 38 x 77
Weight
Approx. 578g
Items supplied
Housing bayonet cover, carrying strap
TECHNICAL DATA
Camera type
LEICA M-A (Typ 127) Compact 35mm range and
viewfinder system camera with mechanically controlled shutter
Lens connection
Leica M bayonet
Lens system
Leica M lenses from 16–135mm
Exposure control
Manual shutter speed and aperture setting
based on readings from external exposure meter or operator
assessment
Flash exposure control
Flash unit connection
Using accessory shoe with center
contact
Synchronization
With 1st shutter curtain
Flash sync speed
=1/5
0
s; slower shutter speeds can be used
Flash exposure control
Computer control of flash unit or guide
number calculation and manual setting of required aperture
Viewfinder
Viewfinder principle
Large, bright line frame viewfinder with
automatic parallax compensation
Eyepiece
Calibrated to –0.5 dpt. Corrective lenses from –3 to
+3 diopter available
Image field limiter
By activating two bright lines each: For 28
and 90mm or for 35 and 135mm, or for 50 and 75mm; automatic
activation when lens is fitted
Image field selector
Allows the bright-line pairs to be manually
activated at any time (e.g. to compare detail)
Parallax compensation
Horizontal and vertical offset between
viewfinder and lens axis is automatically compensated according to
the relevant distance setting
Correlation between viewfinder and film images
At the
shortest possible distance setting for each focal length, the bright
line frame size corresponds to an image size of approx. 23 x
35mm. When set to infinity, depending on the focal length between
9% (28mm) and 23% (135mm) more is captured by the film than is
shown in the corresponding bright line frame
Magnification
(For all lenses) 0.72x
Large basis range finder
Split or superimposed image range
finder shown as a bright field in the center of the viewfinder image
Effective measurement basis
49.9mm (mechanical
measurement basis 69.25mm x viewfinder magnification 0.72x)
Summary of Contents for 127
Page 1: ...LEICA M A Instructions ...