Z&Z is a leading Chinese manufacturer of ultra precision optics in China. Products ranges from IR to UV, window, substrate, mirror, wafter, wedge, grating, lenses, prsim. Materials include Si, Ge, Sapphire, ZnSe, ZnS, CaF2, BaF2, MgF2, fused silica, BK7, Boroloat, Zerodur, WMS-15, other optical glasses, etc. Dimension could be φ 5~500mm. S/D could be 5-1 while flatness could be λ /20. We have mature quality control system for ultra precision optics. All products are customized.

70% of our products are exported to US and EU. Our ultra precision optics are widly used in laser, infrared, grating, 5G, aerospace, industry, medical, security and other fields. We have served many reputed companies in US and EU customers for over 20 years.

Here are our five series of our main products.

Laser Optics: Mirror, prism, cavity mirror, Brewster mirror

Specs: 10-80mm, S/D 10-5, roughness 0.1-0.3nm

Materials: Silicon, ZnSe, Ge

IR optics: Window, mirror, wedge, substrate, lens, prism, etc

Specs: φ 10-300mm, S/D 10-5, flatness: λ /20

Materials: Ge, Si, ZnS, ZnSe, Sapphire, BaF2, CaF2, MgF2, GaAs, etc.

5G substrate: WDM super polishing substrates

Specs: φ 6″ ~12″

Materials: WMS-15

VIS~UV Optics: Window, mirror, wedge, substrate, lens, prism, etc

Specs: φ 10-350mm, S/D 10-5, flatness: λ /20

Materials: Fused Silica, glass (BK7, etc), Borofloat, Zerodur, etc.

Grating: Substrate

Specs: 30-350mm, Roughness ≤ 0.3nm, S/D: 10-5

Matreials: Fused silica, Zerodur, K4A, H-PZ33, Silicon

Super Polishing: Substrate, mirror, etc.

Specs: 10-30mm, Roughness ≤ 0.2nm, S/D: 5-1

Materials: Fused silica, Silicon, Zerodur

Coating: AR/HR/DLC/Splitter, etc.

Our full line of precision optics will support your advanced ultraprecision optical systems well, together with excellent continuous innovation and exceptional experience in the international market.