Abstract: A SCUBA diving mask body is completely comprised of flexible material so that the mask can be folded into a small package. The inventive mask comprises a flexible rubber body which integrally incorporates the mask skirt. A rigid lens for each eye is inserted into a socket in the body. The mask strap is attached to the flexible body by means of two adjustable strap holders.

Abstract: A ventilation adjustment assembly is provided for a goggle having a ventilated lens mounted in a frame. In one embodiment, the lens has one or more ventilation apertures forming a linear or curved path. An elongated shutter housing is formed by a base having pair of parallel sidewalls or spacers mounted on the lens on opposite sides of and in close proximity to the path of lens apertures. One or more apertures on the base align with the lens apertures. An elongated shutter is slidably disposed in the shutter housing. The shutter has one or more apertures which are alignable with apertures in the base and lens. By sliding the shutter within its housing, ventilation air flow is regulated as the shutter apertures move in and out of alignment with the base and lens apertures.

Abstract: Protective eyewear having a wrap-around type lens and a frame which surrounds the upper and side edges of the lens. The frame includes a slot to receive the lens, and the slot has spaced pawls within the slot. The lens includes mating detents within the face of the lens to receive the pawls and thus retain the lens to the frame. The lateral edges of the frame include upper and lower struts and a bracing bar extends vertically between the struts to define an airflow opening. Rearward of the bracing bar a paint hinge posts extend from the struts in coaxial spaced opposed relation. The temple for the eyewear includes a hinge end having a pivot hole for receiving the hinge posts. The pivot hole includes a cutout with a height corresponding to that of one of the hinge posts, and a width slightly less than that of this hinge post. The temple may thus be mounted and removed from the hinge posts by inserting a first hinge post into the hinge hole, and then snapping the cutout over the remaining hinge post.

Abstract: A prescription lens attachable to a safety glass frame. The safety glass frame is provided with a single lens, a center cross pin and indentation on an inner surface of the safety glass frame juxtaposed the temple pivot pin. A prescription frame includes separate prescription lenses and a central clip that clips onto the cross pin of the safety glass frame. The outer ends of the prescription frame are provided with angular locking ends that are pressed into the indentation on the safety glass frame. Thus, the prescription lens frame is held securely onto the safety glass frame between the safety glass frame and the persons eyes. Damage to the safety glass lens or frame necessitate replacement of only the non-prescription safety glasses because the prescription frame can be removed from the damaged frame and secured to a new safety glass frame.

Abstract: The lens of a pair of sunglasses may be quickly replaced in its associated frame by inserting the top portion of the lens within an arcuate-shaped recess of the frame and snap fitting a plurality of dowels carried by the frame into corresponding sockets formed in the lens. Notches provided on opposite sides of each dowel facilitate engagement of the dowel within the recess. A V-shaped nose bridge is also secured to a correspondingly shaped notch in the lens and prevented from removal therefrom by a pair of lugs directed inwardly from opposite edges of the notch. A nose support is secured to the bridge by inserting pegs carried by the bridge into homes formed in the support.

Abstract: A pair of sunglasses and goggles incorporating two functions are provided. A pair of sunglasses comprising a frame member (1) and a lens member (20) can be turned to goggles by detachably attaching an upper goggle frame member to an upper side of the lens member (20), and detachably attaching a lower goggle frame member (40) to a lateral side and lower side of the lens member.

Abstract: Prescription eyewear is disclosed comprising a non-prescription one-piece plastic lens shield within the periphery of which generally central apertures have been formed, and prescription lenses are permanently affixed within said apertures. The lens shield are generally obtained from optically defective lens shield material since apertures are to be cut out centrally from the lens shield. Alternatively, the non-prescription lens shield may be optically correct and, of course, may still be the source of the prescription eyewear.

Abstract: A ventilation adjustment assembly is provided for a goggle having a ventilated lens mounted in a frame. In one embodiment, the lens has one or more ventilation apertures forming a linear or curved path. An elongated shutter housing is formed by a base having pair of parallel sidewalls or spacers mounted on the lens on opposite sides of and in close proximity to the path of lens apertures. One or more apertures on the base align with the lens apertures. An elongated shutter is slidably disposed in the shutter housing. The shutter has one or more apertures which are alignable with apertures in the base and lens. By sliding the shutter within its housing, ventilation air flow is regulated as the shutter apertures move in and out of alignment with the base and lens apertures.

Abstract: An underwater diving mask, including a preformed face piece of suitable material so as to yieldably fit the contour of a wearer's face, and a strap for holding the face piece against the wearer's face. The mask has a large opening formed in the forward part thereof, and a rigid plate-like supporting structure carried by the face piece closing the opening. In one embodiment a pair of reducing, single sided concave lenses, one for each eye of the user, are formed in side-by-side relationship in the supporting structure. In another embodiment the plate itself is a single reducing lens. So as to properly compensate for the foreshortening effect of the water, the reducing power of the lens system is between zero and -0.50. The supporting member and lenses are prepared directly or treated or coated, such as by dipping, with a coloring agent.

Abstract: A field mask for protecting the face and head is disclosed. The mask includes a top portion, side portions, and a face portion. The face portion of the mask is flared outwardly at its lower end so that the wearer may lower his head without the lower end of the mask's face portion making contact with his throat. The mask is formed to permit the wearer to wear eye glasses and includes filter vents and a removable transparent lens.

Abstract: A protective optical device is disclosed. The device includes a transparent shield for protecting a portion of the wearers face and a device for mounting an ophthalmic lens in the transparent shield. The mounting device includes an aperture through the transparent shield, a wall surrounding the aperture and extending forwardly from the shield to a front edge, and a shoulder surrounding the front edge for securing an ophthalmic lens to the front edge. The device allows standard ophthalmic lens to be securely mounted in a protective shield and minimizes the number of lens surfaces of the device.

Abstract: A lens exchangeable goggle having adjustable distance and/or fixing angle of lens units which includes as components a lens unit having a tubular portion, a opening formed with a wider width than the lens unit in a mask frame and a holding mechanism for fixing detachably the lens unit.

Abstract: A safety spectacle which allows for easy fitting and removal of lens parts to cater for individual requirements, including provision of single or twin lenses comprises a frame which is apertured to receive a lens or lenses of the spectacle and having abutment means over at least part of said aperturing which present retention faces to inside and outside surfaces of said lens or lenses, and clip means releasably locatably engageable with the frame and cooperable with the lens or lenses to retain the same in the spectacle frame in conjunction with the operation of the abutment means.

Abstract: The present invention describes goggles for protection against gases having a resilient frame with two eye spaces each surrounding an eye of the user. The eye spaces are surrounded by mounts which hold the lenses in place. In order to obtain a firm fit and the required sealing-tightness between the lenses and the mounts, the surface of the front edge of the mount is formed with a peripheral groove in which a rigid ring is secured. This ring applies pressure to the surface of the front edge of the mount sealingly securing the lens in a recess in the mount.

Abstract: Eye protective goggles for protecting a wearer'2 eyes from particulate matter in the air includes a goggles body and a lens support fixedly secured to the body. The lens support includes a circumferential lens fitting groove of predetermined shape and is constructed of a material that is hard and rigid relative to the goggles body. An eye protective lens including a circumferential edge having a shape corresponding to the predetermined shape of the fitting groove is removably attached to the lens support by snap-fit receipt of the circumferenital edge of the lens in the fitting groove. A method of constructing eye protective goggles is also disclosed and includes athe steps of aligning a hard rigid lens support with a relatively soft flexbile goggles body by passing a plurality of tabs of the lens support through a corresponding plurality of slots of the goggles body, and securing the tabs in position relative to the slots so that the tabs are prevented from being withdrawn therefrom.

Abstract: A non-fogging goggles includes a double lens that consists of a pair of two spaced-apart lenses that have an air interstice therebetween and in which the inner surface of the outer lens is coated with a metal film. The metal coating is preferably made of gold and is vacuum-deposited on the outer lens. The body heat radiated by the user is reflected on the metal film and reduces the temperature differential between the inner lens and the area enclosed by the goggles, thereby preventing fogging of the inner lens. The radiated heat will also contribute in maintaining the temperature of the lens of any corrective eyeglasses worn under the goggles.

Abstract: A sports goggle, for water sports, downhill skiing and other sports, comprises a frame having left and right vision openings and having anterior and posterior surfaces, the frame is floatable and is contoured and constructed of a resilient and flexible plastic or rubber material so as to enable the posterior surface to conform to a wearer's face. Included are left and right curved lenses which are sized and shaped for covering a respective one of the vision openings in the frame and which are constructed of a thin, transparent, shatter-resistant plastic polarized lens material. A plurality of stand-off mounting bosses are formed on the frame to project forwardly from the anterior surface around each vision opening, each mounting boss having a forwardly-opening recess therein. A like plurality of rearwardly-projecting pins are fixed to each lens, the pins being sized and located for inserting into corresponding recesses in the mounting bosses.

Abstract: A flexible mask goggle is presented comprising a flexible housing which receives an optically transparent lens. The housing includes a novel ventilation structure along the upper and lower surfaces thereof. On the upper surface, this ventilation structure comprises an array of spaced slots while the ventilation structure on the lower surface comprises two spaced groups containing similar spaced slots. Both the upper and lower vents permit direct airflow in and out of the goggle. In an important feature of the present invention, removable caps are snap locked over the upper and lower ventilation structure. These caps convert the otherwise direct airflow through the vents to an indirect airflow.

Abstract: A detachable mono-glass sports goggles includes a curved rod-like spectacle frame with two bows bilaterally connected thereto; an unitary glass having its top edge inserted into the bottom scoop channel of the spectacle frame; and a nose piece having an inverted V-shaped portion to support the unitary glass and to mount on user's nose, a split pin for insertion through the unitary glass into the spectacle frame to firmly retain the unitary glass therebetween, and a corrugated face portion for touching of fingers to correct the position of the goggles when it is in wear.

Abstract: Eyewear such as sunglasses comprises a one-part lens and a frame therefor having a continuous channel therearound into which the lens is receivable. Preferably at least one of the lens and the frame are elastically deformed when the lens is engaed in the frame, so tending to strengthen the lens-frame combination. Suitably the channel has a non-uniform depth in preselected portions along its length, whereby different frames may have a different appearance while utilizing identical lens. The frames suitably include a gate which may be opened to provide access to the channel when inserting or removing the lens.

Abstract: An energy saving covering module includes a central body portion having a pair of spaced apart walls defining an interior space containing insulating material. A first flange extends from the peripheral edges of the central body portion. A second flange can extend from either the central body portion or the outer peripheral edge of the first flange for overlying the first flange on an adjacent covering module to form an infiltration barrier against the transmission of heat energy and water vapor. The second flange can be either symmetrical or asymmetrical with respect to the first flange. A symmetrical or an asymmetrical third flange can extend from the central body portion on the opposite side of the first flange from the second flange and cooperate with the first flange of an adjacent covering module to form an infiltration barrier. The module is formed of flexible material which can be waterproof and any suitable fastener can be utilized to attach the modules together.

Abstract: This invention relates to a protective face guard employing a grillwork such as used in a catcher's mask and particularly an eye shield which is detachably fastened between a forehead pad and the grillwork for shading the eye of a user.

Abstract: A sight-corrective lens is attached between an eyepiece of a respirator and the eye of the wearer by a monocular mount into which the lens fits as if into a standard spectacle frame. Attachment devices for the mount are apertured lugs on a surround of the eyepiece and tabs on the mount. By making the tab and mount in one position of different tangential width from the tab and mount in the other, a desired unique positioning of the lens is assured. The mount may have a seal ring of which the deformable ridge is pretensioned against the eyepiece by the fitting of the tabs in the lugs to prevent ingress of moisture or particles between them.

Abstract: Goggles having a flexible frame deformable to conform to and seal about the wearer's face and eyes. A strap secured to the goggles adjacent the temples secures the goggles to the wearer's head. A rigid frame is secured to the periphery of the flexible frame, the rigid frame having a channel adjacent the upper and lower edges of the flexible frame which is adjacent the temple area. Lenses including a peripheral flange receivable within the channel of the rigid frame are slidable within the channel to locate each lens with respect to the rigid frame. A rigid handle or grip is secured to the temple portion of the lens to close the open end of the channel and to lock the lens to the flexible frame.

Abstract: Welder's protective goggles particularly adapted for operators who must use corrective bifocal lenses in their work. The goggles comprise a generally tubular shaped member, having an open end contoured to fit snugly against the face about the eyes of the wearer. The axis of the open end of the tubular member is on approximately the same horizontal plane as the axes of the eyes of the wearer when looking straight ahead. The tubular member also has a closed viewing end which has at least one viewing aperture adapted to receive a safety lens. The axis of the closed viewing end intersects the axis of the open end at an angle from below it. The degree of the included angle formed by the intersecting axes is predetermined so that the tilt thus given to the closed viewing end in relation to the open end is such that the wearer of the goggles when using corrective bifocal lenses underneath them will have an unobstructed view when looking through either corrective section of the bifocal lenses.

Abstract: A pair of goggles for protecting the eyes from contamination is provided having a plurality of sliding lenses in a frame so that when the outer most lens becomes dirty it is pushed down into the frame of the goggles leaving a clear view through the remaining lenses. Similarly when the next lens becomes dirty it also slides down leaving the remaining lenses in place, said procedure being repeated until all the movable lenses have been utilized.

Abstract: A cartridge type safety goggle for welding is disclosed having an improved ventilation system. A cover plate, gasket, filter plate and retaining spring are held in a cartridge, which is adapted to be inserted into a goggle body. A plurality of ventilating holes on the top and bottom of both the goggle body and the cartridge combine with a plurality of tabs on the cartridge to provide an air flow path which provides improved ventilation for the inside surface of the filter plate and yet prevent objectionable light from entering the interior of the goggle.

Abstract: A goggle for protection against dust and impact damage to the eyes including a pliable, contoured facemask having a pair of forwardly extending cage portions each adapted to receive and fixedly support a rigid eyecup. Each eyecup, in turn, supports an impact and shatter-resistant safety lens held in place with a resilient O-ring. Sides of the eyecup are provided with openings covered with dust-filtering and impact-resistant double screening. The eyecups are readily manually insertable into and removable from cage portions of the pliable facemask and each, in turn, is adapted to selectively internally support an adapter for an auxiliary ophthalmic prescription lens.

Abstract: A radiation eye shield adapted to protect the wearer from the hazards of direct beam and scattered radiation. In one embodiment, the entire eye shield is of a high density material and in another example of the invention, the shield comprises goggles having a pair of lead-glass lenses and lead impregnated vinyl shielding applied to the front and side surfaces of the goggles surrounding the lenses.