Method for trimming an ophthalmic eyeglass lens comprising a coating film
作者： Gerard Poirrier , Cédric Lemaire , Patrice Szymanski , Ahmed Haddadi , Konogan Baranton
DOI:
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摘要: The invention relates to a method for trimming an ophthalmic eyeglass lens (10; 20) according desired outline (E, F), the comprising substrate (11; 21) and coating film (12; 22). comprises step of cutting out using first tool (30; 40) over at least thickness 22), said cutout internally saving useful center portion (12A; 22A) 22) having closed (C; D) which is small relative that original calculated on basis (E; followed by edge F) second (31; 41), without machining 22A), subsequent finishing 22A).
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