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Device for simulating the field of view of an examinee under the influence of drugs
Device for simulating the field of view of an examinee under the influence of drugs
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机译:在药物影响下模拟考生视野的装置
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摘要
The lenses (1) are in the form of progressive lenses which possess a more positive diopter value in the bottom part than in the top part. The lenses have an astigmatic distortion in their left and right lower parts (2, 3) which extends over at least half the lenses' height inside the spectacle-frame.
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