Optical glass; optical waveguides; optical reflectors; optical image creating apparatus; optical mirrors; reflectors for microscopes; optical apparatus and instruments except for glasses and photographic apparatus; optical lenses; optical beam deflectors; prisms for optics purposes; filters for optical devices; micro projector; collimators; image projectors; precision measuring apparatus, namely, diffraction apparatus; optical sensors; optical measurement apparatus; eye glasses; spectacle len...

electronic imaging devices