What types of optical glass do you provide?
We specialize in colorless optical glass (Crown K / Flint F series), infrared optical glass, UV optical glass, colored filter glass, and special optical glass (such as K9, H-K9L, ZF series). We offer more than 180 conventional grades that comply with standards including GB/T 903, ISO 12123, and SCHOTT specifications.
What sizes and shapes are available? Do you support customization?
Standard blanks: round (10*300mm), square (10*10*200*200mm), thickness 1*50mm Custom shapes: lenses, prisms, windows, beam splitters, custom-shaped parts (machined per drawing) Processing accuracy: surface accuracy N/10 (wavelength level), surface roughness Ra ≤ 0.01μm
What are the main applications of optical glass?
Optical instruments: microscopes, telescopes, camera lenses, surveying and mapping instruments Laser equipment: laser windows, beam splitters, focusing lenses, LiDAR Medical equipment: endoscopes, imaging equipment, windows for testing instruments Industrial inspection: machine vision, spectrometers, infrared thermal imagers Communication / Semiconductor: fiber coupling, optical sensors, lithography machine lenses
What is the surface quality standard for optical glass?
Precision grade: scratch/dig 0/0 (S/D 0/0), no pits, no bubbles (Grade A) Industrial grade: minor scratches allowed (S/D 10/5), no impact on optical performance Surface roughness: Ra ≤ 0.01μm (ultra-precision polishing)
What deep processing services can you provide?
Precision processing: polishing, centering and edging, cutting, drilling, chamfering Surface treatment: AR anti-reflective coating, HR high-reflective coating, PR beam-splitting coating, ITO conductive coating Coating specifications: Visible light transmittance ≥ 98% (AR coating), reflectivity ≥ 99% (HR coating)
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