Televisions; Aerial combiners; Blank floppy computer discs; Blank USB flash drives; Children's eye glasses; Digital door locks; Electronic collars to train animals; Eyeglass cases; Eyeglass lenses; Monocular frames; Polarizing spectacles; Protective eyewear; Smart glasses; Spectacle chains; Sunglasses for pets; Voice display monitors; Walkie-talkies; Warning bells