1telescopio refractor masculine
- Even the York observatory - that lovely, brick-built dome almost hidden by shrubbery in the middle of the Museum Gardens - at one time housed the biggest refracting telescope in the world.
- ‘Even today this achievement in optical size for this type of instrument can only be exceeded marginally, by the 40-inch Yerkes refracting telescope,’ Mr Shepherdson observes.
- Through his work with optics and colours Newton came to believe that refracting telescopes, which were subject to colour interference, were outmoded.
- There are two main types of telescopes: refracting telescopes, which use lenses to gather the light and form an image; and reflecting telescopes, which use mirrors to accomplish the same purpose.