TELESCOPE, ELBOW:M16A1C, M16A1D, M16A1F, AND M16A1G
Model:
Federal stock No.:
M16A1C---------1240-759-7780
M16A1D---------1240-759-7781
M16A1F---------1240-759-7782
M16A1G---------1240-759-7783
General:
TELESCOPE, ELBOW:M16A1C, M16A1D, M16A1F, and M16A1G, is used for direct sighting in elevation as a part of a two-sight, two-man system. They are of the fixed-focus type without filters. The telescope is positioned in a telescope mount with the range lines of its reticle horizontal. The telescope mount is secured to the carriage of the weapon so that the telescope mount and the telescope move with the weapon in elevation. The gunner aims the weapon with the range line of the reticle which represents the desired range. LIGHT, INSTRUMENT:M36, is used with these telescope. These telescopes are used with telescope mounts and weapon mounts(a carriage)as follows:
Elbow Telescope
Telescope Mount Weapon mount or carriage
M42-------------------------- M16A1C 105-mm howitzer mount M4 and M4A1
M23-------------------------- M16A1D 105-mm howitzer carriage M2A1 and M2A2
M71-------------------------- M16A1F 155-mm gun carriage M1
M71-------------------------- M16A1G 8-in. howitzer mount M17 8-in. howitzer carriage M1
differences among models
The telescopes are identical except for reticles, which are gradted for use with particular ammunition. The M16A1C has a combination reticle with the left side for CARTRIDGE, 105 MILLIMETER:105 MILLIMETER:HE, M1, chg 7, MV 1550 fps.
data plate location
The identification plate(nameplate)is on the elbow.
Classification:Standard A
CHARACTERISTICS
Magnification................. 3X
Field of view................... 13°, 20 min
Effective focal length(EFL)
Objective....................... .4.123 in
Eyepiece....................... 1.374 in
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