News

Notice of year-end and new-year holidays

The office will be closed from December 27, 2025 to January 4, 2026 for the [...]

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Linear Transmittance Filter (LTF)

A Linear Transmittance Filter is an optical filter used in many feilds. The transmission spectrum [...]

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Linear Variable Filters

A linear variable filters is an optical filter used in many feilds. The transmission spectrum [...]

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Raman Longpass Filter

Raman Filter is an optical filter used in Raman spectroscopy. We have recentry developed long [...]

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