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https://doi.org/10.1364/ao.29.003992
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Cite Journal: Applied Optics |  Publication Date: Oct 1, 1990 |
 Citations: 12 |
Affiliation: Nippon Sheet Glass (Japan)
A gradient index (GRIN) lens, when processed by a spherical curvature at its endface, yields the equivalent aspheric effect, if the curvature is adequately optimized with refractive index distribution coefficients. Aplanatic lens systems of infinite or finite conjugates can be made by utilizing the new type of GRIN lens.
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