Adjustable eyeglass holder for caps and hats
Adjustable eyeglasses retainer
Adjustable eyeglasses retainer
Adjustable headband assembly attached to spectacles frame stems
Adjustable headband attachment for eyeglasses
Adjustable retainer for eyeglasses
Adjustable retaining strap for eyeglasses
Apparatus for positioning a lens
Apparatus for positioning a magnifying lens
Article holder
Assembly for attaching sunglasses to a cap
Attachment for spectacles
Automatic eyewear strap winding device