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Production of Contact Lenses by Spin-Casting

✍ Scribed by Paul E. Banko

Book ID
119841078
Publisher
John Wiley and Sons
Year
1976
Tongue
English
Weight
872 KB
Volume
59
Category
Article
ISSN
0816-4622

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πŸ“œ SIMILAR VOLUMES

Preparation of Fresnel lenses by radiati
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✍ Isao Kaetsu; Kenzo Yoshida; Hiroshi Okubo πŸ“‚ Article πŸ“… 1979 πŸ› John Wiley and Sons 🌐 English βš– 329 KB πŸ‘ 1 views

## Abstract Preparation of Fresnel lenses was investigated applying radiation polymerization of methyl methacrylate prepolymer systems containing polyfunctional monomers. Line focus Fresnel lenses 75 Γ— 75 cm could be prepared in very short time cycles with sufficient exactness by radiation cast pol

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The hazards of contact lenses used by workers have been addressed by many articles and warnings from safety experts for the past twenty years. An "accident" which occurred in Baltimore, MD, USA in 1967 with a welder set off a worldwide epidemic of rumours, coming in waves from the USA, spreading thr