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Terdapat keperluan khusus untuk pemalar optik, seperti penghantaran cahaya yang tinggi dan tiada pewarnaan penyerapan selektif. Menurut saiz nombor Abbe, ia dibahagikan kepada enamel dan kaca Flint. Jenis -jenis ini diklasifikasikan kepada beberapa jenis mengikut indeks biasan, dan disusun mengikut urutan indeks biasan. Ia digunakan sebagai lensa, prisma, cermin, dan lain -lain untuk teleskop, mikroskop, kamera, dll.
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.
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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.