DIFF Subgroup
A61B 3/06 for testing light sensitivity, e.g. adaptation; for testing colour vision
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Apparatus for testing the eyes; Instruments for examining the eyes > Subjective types, i.e. testing apparatus requiring the active assistance of the patient > for testing light sensitivity, e.g. adaptation; for testing colour vision
CPC:
Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves A61B8/10) > Subjective types, i.e. testing apparatus requiring the active assistance of the patient > for testing light sensitivity, e.g. adaptation; for testing colour vision
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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