Example image of eyePlorer eyePlorer map for 'Crown glass (optics)': Lens (optics) Potassium oxide Abbe number Dispersion (optics) Refractive index Borosilicate glass Schott AG Boron trioxide Barium oxide Fluorite Phosphorus pentoxide Zinc oxide Achromatic lens Flint glass Chromatic aberration Focal length Simple lens John Dollond Amici prism Tessar Canada balsam Cooke triplet Doublet (lens) George Bass (optician) Mangin mirror Glass code Lochaline Lens clock Optical lens design Sellmeier equation Achromatic telescope Dispersive prism Orion Telescopes & Binoculars CR-39 Photographic lens design Prism compressor Crown glass Refracting telescope Anti-reflective coating Corrective lens On Vision and Colors Optical aberration
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