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Glasses equipment, Combination machine, Computer optometer, Edge grinding machine, The focal meter...
Guangzhou Zolun Instrument Co., LTD is a professional leader China Glasses equipment, Combination machine, Computer optometer manufacturer with high quality...
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https://archive.org/details/dasophthalmophan00mohr/page/n5/mode/2up
Das Ophthalmophantom : und der Augenspiegel als optometer : Mohr, Friedrich, 1806-1879 : Free...
31 p., 2 plates ; 24 cm