Stepped Lens: Difference between revisions
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A lens or fixed lens of dioptric elements only, having a profile of stepped shape. | A lens or fixed lens of dioptric elements only, having a profile of stepped shape. | ||
Latest revision as of 10:02, 17 September 2026
A lens or fixed lens of dioptric elements only, having a profile of stepped shape.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
