Office Of Civil Defense
Self-Indicating Dosimeters

CD V Series Dosimeters & Ratemeters
Dosimeters measure total dose of gamma radiation received since the last zero.
It uses a quartz fiber that is electrically charged. These are the direct reading type of dosimeter.
The fiber moves along the scale as the charge is reduced by exposure to radiation.
From Left To Right In Picture Above

CD V-138 Bendix Corporation Measures 0 - 200 Milliroentgens 1969 Price: $4.70

CD V-730 Bendix Corporation & Landsverk Electrometer Co. Measures 0 - 20 Roentgens 1969 Price: $4.75

CD V-740 Bendix Corporation & Landsverk Electrometer Co. Measures 0 - 100 Roentgens 1969 Price: $4.75

CD V-736 Bendix Corporation Measures 0-120 Roentgens Per Hour This is a Ratemeter

On  Bottom In Picture
CD V-746
Bendix Corporation
Measures 0 - 600 Roentgens
This Unit Has The Military Designation Of :
Radiacmeter IM-93A/UD marked on view screen.
 Not all CD V-746's are marked as such.

Note: The CD V-730 and CD V-740 were replaced by the CD V-742.


Cutaway Drawing Of A Typical Dosimeter

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My Complete Collection of CD V Dosimeters

	Bendix Corporation CD V-138
Bendix Corporation CD V-730
	Landsverk Electrometer Co. CD V-730 Same as Commercial Model L-53
Bendix Corporation CD V-736 This is a Ratemeter These were issued with the Family Radiation Measurement Kit.
	Landsverk Electrometer Co. CD V-740 Same as Commercial Model L-55
Bendix Corporation CD V-740
	Bendix Corporation CD V-742
Landsverk Electrometer Co. CD V-742
	Bendix Corporation CD V-746 These were issued with the Family Radiation Measurement Kit.

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Take A Peek Inside

CD V-138	CD V-730
CD V-736	CD V-740
CD V-742	CD V-746