Headquartered in Geneva, Switzerland, SELBA has been specializing for more than 70 years in high‑precision photolithography and fine glass machining. SELBA designs and manufactures high‑resolution photomasks on glass and film, calibration plates and targets, optical scales, encoder discs, and custom‑machined glass components for demanding industrial applications.
Equipped with proprietary machinery, SELBA delivers extremely fine and complex glass machining, including drilling and shaping of ultra‑thin substrates while maintaining perfect indexing between patterns and external geometry. This precision and craftsmanship have earned the company a trusted position within several high‑end sectors. 
SELBA serves a wide-ranging clientele globally, primarily in the fields of optics, automation, robotics, medical technology, research institutes and luxury watchmakers by providing specialized components where microscale accuracy, reliability, and consistency are essential. 
Our expertise in photolithography and glass machining allow us to tailor solutions precisely to customer specifications, from prototype development to full‑scale production.
Today, we stand as a discreet but indispensable partner to industries that rely on exacting precision.

Selba

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Selba

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