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physical object > artifact > device > instrument > optical device > wavefront modifier > aspheric

aspheric comparison table

Subject	has volume	has operator	has wavefront modification	has momentum	has material	has velocity	has mass	has extent	has angular momentum	has creation date	has definition	has location	has creator	is a kind of	has owner	has temperature	has purpose
corrector plate			shape								Thin lens-like optical piece which removes certain optical aberrations.	or center of gravity		aspheric

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