Attachment of a bridge and temple hinge to the lens of...
Attachment of an optical fibre
Attenuator device and optical switching device
Attenuator for optical fiber
Audiphone
Audiphone
Audiphone
Auricular telephone
Authentication label and authenticating pattern...
Auto-focus lens holder
Auto-focus microlens holder
Auto-stereo three-dimensional images
Autofocus method and autofocus device
Autofocus system
Autofocus system for scanning microscopy
Automated cassette and slide handling system for an...
Automated laser fusion system for high strength optical...
Automated microscope slide read system
Automated optical mdf system
Automated scanning of microscope slides