FIELD: cleaning of optical surfaces of products. SUBSTANCE: claimed method comprise treating surfaces with bromine solution in organic solvent for time determined by formula: 
wherein K=24,22•H-•10-3, and C is bromine concentration and subsequently treating it in organic solvent in mixture of solvents. EFFECT: more efficient cleaning process.
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|---|---|---|---|
| DEGREASING APPARATUS | 1991 |
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| 0 |
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SU1784283A1 |
