LBTEK将参加慕尼黑上海光博会，双展台同开，展位号E6-6310和N3-3231，静待您来！
LBTEK将参加TCT亚洲3D打印展，展位号NO.7Q70，诚邀您莅临！
用于补偿光学元件的非零厚度引起的光束相位差
紫外熔融石英基底，适用于250 nm-450 nm波段
最佳入射角度45°，常用于高精度要求的光干涉应用
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