Abstract: A modular headphone system that can afford the wearer configurable choices of hearing protection and quality sound delivery for music and programming is provided. In an embodiment, a modular headphone includes a headband and an earpiece mounted to the headband. The earpiece comprises a can comprising a speaker, the can secured to the headband. A removable and replaceable music ear cup is removably mountable to the can to overlie the speaker. A removable and replaceable hearing protection/sound amplification (HP/amp) ear cup is removably mountable to the can to overlie the speaker.

Abstract: Eyewear is provided that has one or more lenses and a shield, the shield comprising a material that resists the passage of solids and liquids there through, and the shield is formed with one or more adjustable sections that allow one or more vents to be formed in said shield.

Abstract: A modular headphone system that can afford the wearer configurable choices of hearing protection and quality sound delivery for music and programming is provided. In an embodiment, a modular headphone includes a headband and an earpiece mounted to the headband. The earpiece comprises a can comprising a speaker, the can secured to the headband. A removable and replaceable music ear cup is removably mountable to the can to overlie the speaker. A removable and replaceable hearing protection/sound amplification (HP/amp) ear cup is removably mountable to the can to overlie the speaker.

Abstract: Systems, methods and devices for measuring eyewear characteristics are provided. The eyewear measurement systems and devices comprise a plurality of measurement standard frames, each having lenses marked with visible gridlines specifically configured to the measurement standard frame to allow for the direct measurement of a PD and SH/FH with respect to each eye of the wearer.

Abstract: Systems, methods and devices for measuring eyewear characteristics are provided. The eyewear measurement systems and devices comprise a plurality of measurement standard frames, each having lenses marked with visible gridlines specifically configured to the measurement standard frame to allow for the direct measurement of a PD and SH/FH with respect to each eye of the wearer.

Abstract: Systems, methods and devices for measuring eyewear characteristics are provided. The eyewear measurement systems and devices comprise a plurality of measurement standard frames, each having lenses marked with visible gridlines specifically configured to the measurement standard frame to allow for the direct measurement of a PD and SH/FH with respect to each eye of the wearer.

Abstract: A prescription eyewear assembly, for mounting to eyewear such as protective goggles, includes a connector, having front and rear portions, and a lens frame releasably securable to the connector. The front portion includes an eyewear connection element. The rear portion includes a clip having upwardly extending front and rear elements with opposed front and rear surfaces with a channel therebetween. The rear element defines an opening extending from the channel. The lens frame has first and second lens-receiving portions connected by a bridge. The bridge has a central portion and first and second support arms. The central portion includes an interlocking projection and is configured to fit within the channel of the clip with the interlocking projection releasably engaging the opening in the rear element. The central portion of the bridge can be positioned forward of the first and second lens-receiving portions.

Abstract: A prescription eyewear assembly, for mounting to eyewear such as protective goggles, includes a connector, having front and rear portions, and a lens frame releasably securable to the connector. The front portion includes an eyewear connection element. The rear portion includes a clip having upwardly extending front and rear elements with opposed front and rear surfaces with a channel therebetween. The rear element defines an opening extending from the channel. The lens frame has first and second lens-receiving portions connected by a bridge. The bridge has a central portion and first and second support arms. The central portion includes an interlocking projection and is configured to fit within the channel of the clip with the interlocking projection releasably engaging the opening in the rear element. The central portion of the bridge can be positioned forward of the first and second lens-receiving portions.