Apparatus for displaying image of specimen

Details Apparatus for displaying image of specimen Apparatus for displaying image of specimen

1974-07-05

1977-02-01

Church, Craig E.

Radiant energy

Inspection of solids or liquids by charged particles

Electron probe type

250416TV, H01J 3726

Patent

active

040063577

ABSTRACT:
An apparatus is disclosed for facilitating adjustments of an image of a specimen obtained from an electron microscope and displayed on a cathode ray tube by displaying additionally and concurrently a wave form indicating information representative of contrast, focus, brightness or the like parameters of said image of the specimen. To this end, an electric specimen information signal is derived and applied alternatively to the Y-axis deflection coil and grid electrode of the display cathode ray tube (CRT) in response to a scanning line of the CRT in the direction of the X-axis thereof.

REFERENCES:
patent: 3812288 (1974-05-01), Walsh

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