Robert E. Hopkins
Abstract
A series of triplet objectives have been corrected to the same third-order values and compared by computing the fifth-order aberrations. The calculations show that the most symmetrical solutions have reduced fifth-order coma but have an inward curving, high-order astigmatism.
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A series of triplet objectives have been corrected to the same third-order values and compared by computing the fifth-order aberrations. The calculations show that the most symmetrical solutions have reduced fifth-order coma but have an inward curving, high-order astigmatism.
Key concepts: Order (exchange), Third order, Astigmatism, Coma (optics), Aberrations of the eye, Physics, Optics, Law