معنی فارسی crown glass

B2

نوعی شیشه که از مواد مخصوصی ساخته شده تا شفافیت بالایی داشته باشد.

A type of glass made from specific materials to achieve high clarity.

noun
معنی(noun):

An early type of window glass made by blowing glass into a hollow globe (crown) and then flattening it on a punty, reheating and spinning out into a flat disk by centrifugal force.

معنی(noun):

A variety of glass used in lenses and other optical components due to its low refractive index and dispersion. Originally crown glass was made from alkali-lime silicates with approximately 10% potassium oxide, but similar properties may be attained with other recipes.

مثال:

The convex half of an achromatic lens is composed of crown glass.

example
معنی(example):

شیشه تاج‌دار به خاطر شفافیت و درخشندگی‌اش معروف است.

مثال:

Crown glass is known for its clarity and brilliance.

معنی(example):

در گذشته، شیشه تاج‌دار معمولاً در پنجره‌ها استفاده می‌شد.

مثال:

In the past, crown glass was commonly used in windows.

معنی فارسی کلمه crown glass

: معنی crown glass به فارسی

نوعی شیشه که از مواد مخصوصی ساخته شده تا شفافیت بالایی داشته باشد.