A-A-54474
23 August 1991
COMMERCIAL ITEM DESCRIPTION
MICROSCOPE, SURGICAL (Co-observation, Binocular)
The General Services Administration has authorized the use of this Commercial Item Description as a replacement for Military Specification MIL-M-42053 which is cancelled.
This Commercial Item Description covers a surgical operating microscope with interchangeable objectives.
Salient Characteristics:
Shall be a filter optic illuminated and motorized surgical operating microscope with interchangeable objectives, for alternate use in ENT, Opthalmic and Neurosurgery procedures.
Shall be designed to provide a total magnification ratio of at least 1.4, with a maximum magnification of at least 16X, and with a field of view that ranges from at least 13 millimeters (mm) to 50 mm.
Shall be suitable for operation from 50/60 Hz AC supply lines. The applicable line voltage shall be as indicated in the contract or purchase order (see “Ordering data” paragraph).
Shall as a minimum include the following:
A microscope body with motorized zoom magnification changer, focus adjustment, and body positioning, integrated coaxial fiber optic illumination with a lightguide of appropriate length, and interchangeable 175 mm, 250 mm and 300 mm objectives.
A fiber optic coaxial illumination system which includes an illuminator housing with built-in power supply, lamp on/off and intensity control, enough light output ports to transmit light to the main microscope illumination system, slit illuminator and homogenous illuminator, and any necessary column mounting brackets.
An inclinable binocular tube equipped with removable high-eyepieces with locking diopter positions, and a continuously adjustable eyepiece interpupillary distance of approximately 50 mm to 75 mm.
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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