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S-LAH98 is an optical glass with higher transmission, decreased specific gravity, lower cost, and is located in a similar optical region as S-LAH79.

This new material can be used for a variety of uses such as Interchangeable Photographic lenses, Projectors, and various other applications. We’re excited to introduce S-LAH98 as an effective option for both cost reduction and higher performance.

Type Code nc nd nF ng vd s.g. Coloring
S-LAH98 954323 1.94514 1.95375 1.97465 1.99207 32.32 4.94 (405)/355
S-LAH79 003283 1.99301 2.00330 2.02850 2.04972 28.27 5.23 (460)/370