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좁은 대역 필터는 특히 반 피크 대역폭이 좁은 밴드 패스 필터를 지칭합니다. 우리는 ION 소스 보조 중간 필름 제작 기술을 사용하여 필름 계층이 더욱 단단하고 스펙트럼 성능이 더 안정적입니다.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.