| 摘要 |
<p>The invention concerns a method and a device for shaping plastic optical lenses (10) by chip removal. The invention is characterized in that the chip s are removed by turning. Moreover, the location at which the chip is to be removed on the lens (10) is subjected to punctual cooling, by means of a nozzle (36), at a temperature whereat the plastic material is embrittled suc h that the chip is broken into bits and can be evacuated by suction.</p> |
