ガラスレンズ用プレス品List of Glass Types

FCD100 (low dispersion and anomalous dispersion glass)

FCD100 is an extremely low dispersion optical glass equivalent to fluorite (CaF2).      Relying on technological innovation, we have successfully launched the mass production of high-performance optical glass at the apex of the FCD family. Combining it with optical glass of high refractive index allows us to achieve unprecedented advanced chromatic aberration correction.

TAFD55 (high refractive index and low dispersion glass)

TAFD55 is an optical glass that achieves a high refractive index exceeding nd = 2.0 and boasts an Abbe number above νd = 29. Moreover, it limits the type of rare metal materials used to obtain maximum cost performance.It also exhibits outstanding spectral transmission, making it the best choice in lenses for high-performance digital products. 

TAFD33 (high refractive index / low dispersion glass)

TAFD33 is a new high-performance optical glass, which enjoys a high refractive index that exceeds nd = 1.88 and an Abbe number over νd = 40. It achieves low cost by reducing the use of expensive rare metal materials. 

PCD51 (low density and low dispersion glass)

PCD51 is a low dispersion optical glass, featuring excellent chemical durability and low specific gravity.This is a high-performance glass especially suited for reducing optical weght.

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