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erecting system (optical relay used in visual instruments for changing the orientation of the image so that the observer sees it in its proper attitude, i.e. right-handed and erect); lens system (optical relay used in visual instruments for changing the orientation of the image so that the observer sees it in its proper attitude, i.e. right-handed and erect); lens-erecting system |
Aufrichtesystem : 3 phrases in 1 subject |
Optics branch of physics | 3 |