Abstract: A pair of eyeglasses includes a front having two semi-rims and two temples are pivotably connected to outsides of the two semi-rims. Each semi-rim has a groove defined in the inside thereof and a slot is defined in an outside thereof. Two lenses each have a protrusion protruding from the inside thereof, the protrusion is engaged with the groove. A notch is defined in the inside of each lens. Two locking devices are respectively located in the two slots of the two semi-rims, and each locking device is locked with the notch to secure the lens to the semi-rim. Each locking device has a switch member and the lens is disengaged from the semi-rim by shifting the switch member.

Abstract: A deformable and self-adjustable mask structure is provided, which comprises a goggle, a facial cover connected to the surrounding of the goggle. The facial cover has a plurality of mask fragments and adhesive strips connected with the mask fragments. The mask is a self-adjustable mask. The mask of this invention can integrally connect the plural mask fragments, which are provided according to the shape of face, together by adhesive strips so as to provide the mask with the function of self-adjustment and deformation. Not only it is easy to carry and wear but also its overall dimension can be automatically adjusted according to the dimension of different person's face and different expression. Accordingly, comfortability to wear and adaptability of mask can be increased.

Abstract: A pair of eyeglasses includes a front having two semi-rims and two temples are pivotably connected to outsides of the two semi-rims. Each semi-rim has a groove defined in the inside thereof and a slot is defined in an outside thereof. Two lenses each have a protrusion protruding from the inside thereof, the protrusion is engaged with the groove. A notch is defined in the inside of each lens. Two locking devices are respectively located in the two slots of the two semi-rims, and each locking device is locked with the notch to secure the lens to the semi-rim. Each locking device has a switch member and the lens is disengaged from the semi-rim by shifting the switch member.

Abstract: A pair of eyeglasses includes a front having two rims and each rim has a hole. An opening is defined in outside of each rim and includes two ends which have a first connection hole and a second connection hole respectively. Two lenses are engaged with the holes of the two rims. Two connection members each have a temple pivotably connected to the first end thereof, and a third connection hole and a fourth connection hole are respectively defined through the second end of each connection member. A first bolt extends through the first and third connection holes, and a second bolt extends through the second and fourth connection holes. When replacing the lenses, the connection members do not need to be removed from the temples.

Abstract: A pair of eyeglasses includes a front having two rims and each rim has a hole. An opening is defined in outside of each rim and includes two ends which have a first connection hole and a second connection hole respectively. Two lenses are engaged with the holes of the two rims. Two connection members each have a temple pivotably connected to the first end thereof, and a third connection hole and a fourth connection hole are respectively defined through the second end of each connection member. A first bolt extends through the first and third connection holes, and a second bolt extends through the second and fourth connection holes. When replacing the lenses, the connection members do not need to be removed from the temples.