{"product_id":"american-optical-vintage-ao-round-green-lens-metal-safety-glasses-all-original","title":"American Optical-Vintage AO Round Green Lens Metal Safety Glasses-All Original","description":"\u003cp\u003e\u003cstrong\u003eVintage American Optical AO Round Green Lens Metal Safety Glasses All Original\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eExceptionally well-preserved collectors condition. All original, including the frame, green lenses, hardware and brown temple coverings.\u003c\/p\u003e\n\u003cp\u003eThe silver-tone finish presents beautifully, with light surface marks and subtle age-related patina visible on close inspection. A remarkably preserved example of vintage American Optical industrial eyewear.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eFrame Details\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe sculpted saddle bridge rests directly on the nose without separate nose pads. The cable temples curve behind the ears, completing the frame’s distinctive industrial silhouette.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: American Optical — AO\u003c\/li\u003e\n\u003cli\u003eFrame marking: “72” on the upper bar; exact catalog designation unconfirmed\u003c\/li\u003e\n\u003cli\u003eStyle: Round industrial safety spectacles\u003c\/li\u003e\n\u003cli\u003eMaterial: Silver-tone metal construction\u003c\/li\u003e\n\u003cli\u003eFront: Full metal eyewires with projecting metal rim surrounds and exposed attachment hardware\u003c\/li\u003e\n\u003cli\u003eBridge: Sculpted saddle bridge with a separate upper reinforcing bar\u003c\/li\u003e\n\u003cli\u003eTemples: Original cable temples with brown-covered curved ends\u003c\/li\u003e\n\u003cli\u003eTemple markings: “6¾ AO Z87”\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLenses\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eOriginal American Optical mineral glass green lenses, preserved with the frame in exceptional collectors condition. Their soft green tint complements the silver-tone metalwork and maintains the pair’s authentic period appearance.\u003c\/p\u003e\n\u003cp\u003eThese are the original mineral glass lenses supplied with this pair. No replacement lenses or custom conversions.\u003c\/p\u003e\n\u003cp\u003eUV protection and polarization have not been independently verified.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSize \u0026amp; Fit\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLens width: Not yet measured\u003c\/li\u003e\n\u003cli\u003eBridge width: Not yet measured\u003c\/li\u003e\n\u003cli\u003eTemple: Marked 6¾ inches—approximately 171mm nominal length\u003c\/li\u003e\n\u003cli\u003eLens height (LH): Not yet measured\u003c\/li\u003e\n\u003cli\u003eFrame width (FW, hinge-to-hinge): Not yet measured\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCable-temple length includes the curved portion behind the ear and should not be compared directly with conventional straight-temple sizing. The “72” stamp is a frame marking, not a confirmed size measurement.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWhy We Love Them | Era \u0026amp; Relevance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eAmerican Optical’s eyewear heritage dates to 1833. This pair captures the functional character of vintage industrial eyewear through its round lenses, sculptural bridge, substantial metal rim surrounds and sweeping cable temples.\u003c\/p\u003e\n\u003cp\u003eThe design draws on an earlier industrial aesthetic, while the Z87-marked temples are consistent with the safety-standard era beginning in 1968. An exact production decade remains unconfirmed.\u003c\/p\u003e\n\u003cp\u003eWhat makes this pair special is its preservation: original metalwork, original hardware, original temple coverings and original green lenses, together in exceptional collectors condition.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eAuthentication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eAmerican Optical AO maker’s marks are clearly stamped inside both temples, alongside the 6¾ and Z87 markings. The upper bar carries an additional “72” stamp.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe all-original American Optical eyewear pictured. No original case or additional accessories are pictured.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003ePlease review the close-up photographs for finish, hardware and age-related surface detail. No separate leather or mesh side-shield panels are pictured.\u003c\/p\u003e\n\u003cp\u003eOffered as collectible vintage eyewear. Historical Z87 markings do not establish current safety certification or suitability for welding or industrial protection.\u003c\/p\u003e\n\u003cp\u003eA 14-day return window applies in accordance with our return policy.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur Promise\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eCarefully selected eyewear, honestly described, with attention to the original details that make each piece worth preserving.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecond Chance Eyewear\u003cbr\u003eSee the world through a new lens.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Second Chance Eyewear \u0026 Accessories ","offers":[{"title":"Default Title","offer_id":53158137495839,"sku":"5315813749","price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/2746\/8063\/files\/Photoroom_20261028_002051.jpg?v=1793230913","url":"https:\/\/secondchanceeyewear.com\/products\/american-optical-vintage-ao-round-green-lens-metal-safety-glasses-all-original","provider":"Second Chance Eyewear \u0026 Accessories ","version":"1.0","type":"link"}