Contents page

Index

REFRACTION INDEX


    (All items except Vacuum are in alphabetical order)
    (STP = Standard Temperature and Pressure)

MATERIAL Index ------------------------------------- Vacuum ...................... 1.00000 (exactly)

Air (STP).................... 1.00029 Acetone ..................... 1.36 Alcohol ..................... 1.329 Amorphous Selenium .......... 2.92 Calspar1 .................... 1.66 Calspar2 .................... 1.486 Carbon Disulfide ............ 1.63 Chromium Oxide .............. 2.705 Copper Oxide ................ 2.705 Crown Glass ................. 1.52 Crystal ..................... 2.00 Diamond ..................... 2.417 Emerald ..................... 1.57 Ethyl Alcohol ............... 1.36 Flourite .................... 1.434 Fused Quartz ................ 1.46 Heaviest Flint Glass ........ 1.89 Heavy Flint Glass ........... 1.65 Glass ....................... 1.5 Ice ......................... 1.309 Iodine Crystal .............. 3.34 Lapis Lazuli ................ 1.61 Light Flint Glass ........... 1.575 Liquid Carbon Dioxide ....... 1.20 Polystyrene ................. 1.55 Quartz 1 .................... 1.644 Quartz 2 .................... 1.553 Ruby ........................ 1.77 Sapphire .................... 1.77 Sodium Chloride (Salt) 1 .... 1.544 Sodium Chloride (Salt) 2 .... 1.644 Sugar Solution (30%) ........ 1.38 Sugar Solution (80%) ........ 1.49 Topaz ....................... 1.61 Water (20 C) ................ 1.333 Zinc Crown Glass ............ 1.517

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