| 摘要 |
FIELD: optical instrument making, more particularly carrying out physical experiments. SUBSTANCE: immersion liquid comprises, wt %: cadmium iodide 39-46; sodium iodide, 32- 38; calcium iodide, 3-6; and water, the balance. Liquid is stable, low toxic, readily washable with water, and has high refraction index, with maximum refraction index n<SB>D</SB> of 1.66, density of liquid is 2,787 and relative viscosity is 7.7. EFFECT: improved properties of the immersion liquid. 2 cl, 1 tbl
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