Schott Glass Used in This Models for Crown Element
This model benefit from the inclusion of Schott glass being used for the positive front Crown element in the objective. Schott is the
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发表于 2013-5-24 12:46
Schott Glass Used in This Models for Crown Element
This model benefit from the inclusion of Schott glass being used for the positive front Crown element in the objective. Schott is the recognized world leader in glass utilized for precision optical lens systems, including medical instrumentation, and famous-brand camera lenses.