polariscope

/poh-lar-uh-skohp, puh-/US // poʊˈlær əˌskoʊp, pə- //UK // (pəʊˈlærɪˌskəʊp) //

极光镜,极镜,极地镜,极限镜

Definitions

n.名词 noun

1
Optics.
- : an instrument for measuring or exhibiting the polarization of light or for examining substances in polarized light, often to determine stress and strain in glass and other substances.

If these give a positive result, we proceed to a quantitative examination by means of the polariscope.
For this purpose, the polariscope prisms should be of large size, and both mounted in revolving settings.
This is measured by the polariscope, an instrument by means of which the sugar content of sugar plants is rapidly determined.
On account of the predominance of invert sugars, pure honey has a levulo or left-handed rotation when examined by the polariscope.
Iceland spar is used chiefly in the optical instrument known as the polariscope.