Optical correcting and magnifying apparatus; laser apparatus; products for improving vision; optical products; apparatus and instruments for astronomy; optical apparatus and instruments; infrared optical apparatus; chains for spectacles and for sunglasses; optical glass; mirrors [optics]; optical glass filters; infrared filters; polarization filters; bags for optical apparatus; optical reflectors; side guards for spectacles; prisms for optical purposes; prisms [optics]; lens blanks; lenses; optical lenses; ophthalmic lenses; plastic lenses; anti-reflective lenses; interchangeable lenses; instruments containing eyepieces; optical filters; filters for optical devices; spectacles; polarizing spectacles; corrective spectacles; sports goggles; ski goggles; spectacle lenses; cases for spectacles and sunglasses; frames for spectacles and sunglasses; swimming goggles; sunglasses; safety goggles; parts for spectacles; spectacle temples; spectacle cords; pouches for spectacles; motorcycling goggles; diving goggles; prescription goggles for sports.