Mask and transparent viewing window module thereof
A mask and a transparent viewing window module thereof are provided. The transparent viewing window module includes a glass viewing window and an integrally-formed transparent encapsulation layer. The glass viewing window has an inner surface, an outer surface opposite to the inner surface and a peripheral portion defined along an outer contour of the glass viewing window. The integrally-formed transparent encapsulation layer fully and tightly encompasses the peripheral portion and the inner surface of the glass viewing window.
1 . A transparent viewing window module, comprising:
a glass viewing window having:
an inner surface;
an outer surface opposite to the inner surface; and
a peripheral portion defined along an outer contour of the glass viewing window; and
an integrally-formed transparent encapsulation layer, fully and tightly encompassing the peripheral portion and the inner surface of the glass viewing window;
wherein the glass viewing window has a thickness ranging between 0.3 and 4 mm, and the integrally-formed transparent encapsulation layer has a thickness ranging between 0.3 and 4 mm; and
wherein the integrally-formed transparent encapsulation layer is made of thermoplastic and has a Shore D hardness ranging between 40 and 90.
2 . The transparent viewing window module of claim 1 , wherein the thickness of the glass viewing window ranges between 2 and 4 mm, and the thickness of the integrally-formed transparent encapsulation layer ranges between 1.5 and 4 mm.
3 . The transparent viewing window module of claim 1 , wherein the thermoplastic is selected from polycarbonate (PC), polypropylene (PP), polyoxymethylene (POM), acrylic, acrylonitrile butadiene styrene (ABS), nylon, or any combinations thereof.
4 . The transparent viewing window module of claim 1 , wherein the integrally-formed transparent encapsulation layer has a functional portion tightly encompassing the inner surface of the glass viewing window, in which the functional portion is a vision correction layer.
5 . A transparent viewing window module, comprising:
a glass viewing window having:
an inner surface;
an outer surface opposite to the inner surface; and
a peripheral portion defined along an outer contour of the glass viewing window; and
an integrally-formed transparent encapsulation layer, fully and tightly encompassing the peripheral portion and the inner surface of the glass viewing window;
wherein the glass viewing window has a thickness ranging between 0.3 and 4 mm, and the integrally-formed transparent encapsulation layer has a thickness ranging between 0.3 and 4 mm; and
wherein the integrally-formed transparent encapsulation layer is made of thermosetting silicone rubber and has a Shore A hardness ranging between 10 and 90.
6 . The transparent viewing window module of claim 5 , wherein the glass viewing window has a thickness ranging between 0.3 and 4 mm, and the integrally-formed transparent encapsulation layer has a thickness ranging between 0.3 and 4 mm.
7 . The transparent viewing window module of claim 6 , wherein the thickness of the glass viewing window ranges between 2 and 4 mm, and the thickness of the integrally-formed transparent encapsulation layer ranges between 1.5 and 4 mm.
8 . A mask, comprising:
a transparent viewing window module, comprising:
a glass viewing window having:
an inner surface;
an outer surface opposite to the inner surface; and
a peripheral portion defined along an outer contour of the glass viewing window; and
an integrally-formed transparent encapsulation layer, fully and tightly encompassing the peripheral portion and the inner surface of the glass viewing window; and
a waterproof skirt having a front portion being embedded with the transparent viewing window module and a rear portion being configured to water-tightly fit a face of a user.
9 . The mask of claim 8 , wherein the glass viewing window has a thickness ranging between 0.3 and 4 mm, and the integrally-formed transparent encapsulation layer has a thickness ranging between 0.3 and 4 mm.
10 . The mask of claim 9 , wherein the thickness of the glass viewing window ranges between 2 and 4 mm, and the thickness of the integrally-formed transparent encapsulation layer ranges between 1.5 and 4 mm.
11 . The mask of claim 9 , wherein the integrally-formed transparent encapsulation layer is made of thermoplastic with a Shore D hardness ranging between 40 and 90 or thermosetting silicone rubber with a Shore A hardness ranging between 10 and 90.
12 . The mask of claim 9 , wherein the integrally-formed transparent encapsulation layer is composed of an anti-fog material, an anti-ultraviolet (UV) material, or a combination thereof.
13 . The mask of claim 9 , wherein the integrally-formed transparent encapsulation layer has a functional portion tightly encompassing the inner surface of the glass viewing window, in which the functional portion is a vision correction layer.
14 . A mask, comprising:
two transparent viewing window modules, each of the two transparent viewing window modules comprising:
a glass viewing window having:
an inner surface,
an outer surface opposite to the inner surface; and
a peripheral portion defined along an outer contour of the glass viewing window; and
an integrally formed transparent encapsulation layer, fully and tightly encompassing the peripheral portion and the inner surface of the glass viewing window,
a frame portion for the two transparent viewing window modules being embedded therewith; and
a waterproof skirt having a front portion being embedded with the two transparent viewing window modules and the frame portion, and a rear portion being configured to water-tightly fit a face of a user.
15 . The mask of claim 14 , wherein the glass viewing window has a thickness ranging between 0.3 and 4 mm, and the integrally-formed transparent encapsulation layer has a thickness ranging between 0.3 and 4 mm.
16 . The mask of claim 15 , wherein the thickness of the glass viewing window ranges between 2 and 4 mm, and the thickness of the integrally-formed transparent encapsulation layer ranges between 1.5 and 4 mm.
17 . The mask of claim 15 , wherein the integrally-formed transparent encapsulation layer is made of thermoplastic with a Shore D hardness ranging between 40 and 90 or thermosetting silicone rubber with a Shore A hardness ranging between 10 and 90.
18 . The mask of claim 15 , wherein the integrally-formed transparent encapsulation layer is composed of an anti-fog material, an anti-ultraviolet (UV) material, or a combination thereof.
19 . The mask of claim 14 , wherein the integrally-formed transparent encapsulation layer has a functional portion tightly encompassing the inner surface of the glass viewing window, in which the functional portion is a vision correction layer.