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refractor    音标拼音: [rəfr'æktɚ]
n. 折射媒体,折射望远镜,折射透镜

折射媒体,折射望远镜,折射透镜

Refractor \Re*fract"or\ (r?-fr?kt"?r), n.
Anything that refracts; specifically: (Opt.) A refracting
telescope, in which the image to be viewed is formed by the
refraction of light in passing through a convex lens.
[1913 Webster]


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  • Refracting telescope - Wikipedia
    A refracting telescope (also called a refractor) is a type of optical telescope that uses a lens as its objective to form an image (also referred to a dioptric telescope) The refracting telescope design was originally used in spyglasses and astronomical telescopes but is also used for long-focus camera lenses
  • REFRACTOR Definition Meaning - Merriam-Webster
    The meaning of REFRACTOR is a telescope whose principal focusing element is a lens
  • The Beginners Guide to Refractor Telescopes | High Point . . .
    Simply put, a refractor is a type of telescope that uses a lens to bend (or refract) light to a point The point where the light path intersects is called the “focal point”, and is where your eyepiece, camera, or diagonal would go The length from the lens to the focal point is known as the “focal length” of the telescope
  • Reflector vs Refractor Telescope: 7 Differences that Matter
    Putting it simply, reflector telescope, uses mirrors, while refractor telescope uses lenses Both, however, have the same purpose, which is to explore the skies above us There are lots of details, both minor and complex, to consider when choosing between the two
  • What Is a Refractor Telescope? An In-depth Explanation
    A refractor (also known as a refracting telescope) is a type of optical telescope that uses a collection of lenses to form an image, using light
  • Refractor Telescopes Explained: Pros, Cons Use Cases . . .
    A refractor telescope is composed of two lenses; an objective lens and an eyepiece Light travels through the objective lens and is slightly bent (refracted) to create a focal point for the eyepiece to receive
  • Refracting Telescopes - University of Oregon
    Commonly known as refractors, telescopes of this kind are used to examine the visible-light region of the electromagnetic spectrum Typical uses include viewing the Moon, other objects of the solar system such as Jupiter and Mars, and double stars





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