SINO OPTICAL

Amplifiers; Binoculars; Microscopes; Oculars; Telescopes; Food texture analyzers; Laboratory equipment, namely, microscope slides; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Optical lenses; Surveying instruments; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts