Difference between revisions of "Bullseye"

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[[Category:Alphabetical Index]]
[[Category:Alphabetical Index]]
[[Category:IALA Dictionary 1970-89 Edition]]
[[Category:IALA Dictionary 1970-89 Edition]]
[[Category:IALA Dictionary 2023 Revision]]

Latest revision as of 20:35, 2 February 2024

2-2-075

A circular lens (in sense 1 of 2-2-010), or part thereof, usually plano-convex or double convex in section, the optical axis (2-2-110) of which coincides with the optical axis of the prismatic lens of which it forms a part.

Ch2 Fig10.jpg




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)