Eyewear (frames & sunglasses)

Vertically integrated eyewear giant (€26.5B, 2024); owns Crizal AR coatings, Varilux lenses, Ray-Ban/Oakley frames and ~17,600 retail stores. ~20-25% of global eyewear.

World-leading producer of cellulose-acetate granules and sheet for eyewear frames; 175-year-old Italian firm whose acetate is the de-facto premium standard for sunglass/optical frames.

Leading maker of spring hinges and precision hardware for the optical/eyewear industry.

German optics maker; premium ophthalmic lenses and anti-reflective/hard coatings.

US specialty chemical company; world's largest vinyl acetate monomer (VAM) producer (~18% global share, >1,565 kt/yr capacity across 7 plants); also major VAE emulsion supplier for architectural paint binders.

Japanese maker of cellulose acetate (flake/tow), and a major producer of acetate for cigarette filters and films.

Specialty chemical company (NYSE: EMN, HQ Kingsport, TN); world's largest PVB producer under the Saflex® brand with ~28% global market share. Eastman Chemical was founded in 1920 as a subsidiary of Eastman Kodak to supply Kodak's chemical needs at Kingsport, Tennessee — spun off as an independent public company in 1994. Acquired Saflex PVB through purchase of Solutia Inc. (2012). Saflex® PVB is used in automotive windshields, building laminated glass, and hurricane-resistant glazing. Primary manufacturing at Springfield, MA (original 1938 Saflex plant) and Kingsport, TN.

Japanese maker of ophthalmic lenses and AR/hard coatings; major Essilor competitor.

Japanese chemical conglomerate (TYO: 4183, HQ Tokyo); recognized as the quality leader for ultra-high-purity electronic grade IPA for semiconductor applications, achieving parts-per-billion impurity levels. In Q2 2024, Mitsui Chemicals introduced a bio-based IPA derived from renewable acetone with 25,000 MT/year initial capacity — part of Japan's push toward bio-based chemicals. Mitsui is one of the world's leading specialty chemical companies with deep ties to the Mitsui Group keiretsu (same group as Mitsui & Co. trading, Mitsui Fudosan real estate, etc.). Mitsui Chemicals' IPA is particularly important for Japanese and Taiwanese semiconductor fabs. The company that dominates bio-based IPA is also part of the same industrial group that owns one of Japan's largest steel mills (Nippon Steel was historically Mitsui-linked).

Global coatings manufacturer; second major food can interior coating supplier via PPG Innovel (applied to 220+ billion cans in 40+ countries) and Nutrishield product lines. Co-dominant with Sherwin-Williams in North American can coatings.

Owner of the MONEL nickel-copper alloy trademark and other high-performance alloys; part of Precision Castparts (Berkshire Hathaway).

Integrated titanium producer (sponge, ingot, mill products); part of Berkshire Hathaway/PCC.

Japanese titanium-sponge and titanium-alloy producer (also for eyewear/aerospace).