Assertion: newtonian telescope's mirror | /r/CapableOf | reflect the light
Facets:
value: into a flat secondary mirror
type: TRANSITIVE-OBJECT
value: in order to focus an image
type: PURPOSE
value: to the eyepiece
type: TRANSITIVE-OBJECT
value: back to a focus
type: OTHER
value: to a focus
type: PURPOSE
value: through a hole in the primary
type: MANNER
value: back down
type: MANNER
value: back toward the primary
type: OTHER
value: at the side of the tube
type: LOCATION
value: to reduce eyepiece height
type: PURPOSE
value: back into the tube
type: TRANSITIVE-OBJECT
value: in the newtonian
type: TEMPORAL
value: to a common point
type: TRANSITIVE-OBJECT
value: at a sharp angle
type: MANNER
value: in turn
type: TEMPORAL
value: back through a hole
type: TRANSITIVE-OBJECT
value: to the focal plane
type: TRANSITIVE-OBJECT
value: to the side of the telescope
type: TRANSITIVE-OBJECT
value: almost all
type: DEGREE
value: back up the tube
type: MANNER
value: back upwards
type: MANNER
Source sentences:
text: This mirror reflects the light back upwards.
text: Newtonian reflectors have a curved mirror at the back which reflects light back up the tube.
text: Because the primary mirror focuses light to a common point in front of its own reflecting surface almost all reflecting telescope designs have a secondary mirror, film holder, or detector near that focal point partially obstructing the light from reaching the primary mirror.
text: The primary mirror will collect and focus the light, and that produces the image you can see through the eyepiece.
text: Has quality photographic features Has a 10” mirror that reflects more light
text: The more light the mirror reflected, the better view the telescope would provide of the sky.
text: A flat secondary mirror reflects the light to a focal plane at the side of the top of the telescope tube.
text: It has a parabolic primary mirror, and a hyperbolic secondary mirror that reflects the light back down through a hole in the primary.
text: The Nasmyth design is similar to the Cassegrain except the light is not directed through a hole in the primary mirror; instead, a third mirror reflects the light to the side of the telescope to allow for the mounting of heavy instruments.
text: Schmidt Cassegrain - In a Schmidt Cassegrain Telescope (SCT), light first passes through a thin aspheric corrector lens at the top of the telescope tube and then is collected by a spherical primary mirror and reflected to a secondary mirror which then reflects the light back through a hole in the primary and out the back end of the telescope tube to the focal plane.
text: It makes use of a parabolic primary mirror reflecting the light into a flat secondary mirror in order to focus an image.
text: It makes use of a parabolic primary mirror reflecting the light into a flat secondary mirror in order to focus an image.
text: The reflectors are used not only to examine the visible region of the electromagnetic spectrum but also to explore both the shorter- and longer-wavelength regions adjacent to it, The primary mirror reflects the light back to a focus instead of refracting it
text: The light enters at one end, It is then reflected by a concave-shaped primary mirror at the other end towards a smaller mirror known as the secondary mirror, This mirror reflects the light into an eyepiece which is usually mounted on the side of the telescope, and the eyepiece can be adjusted to alter the sharpness of focus.
text: The name of this type of instrument is derived from the fact that the primary mirror reflects the light back to a focus instead of refracting it.
text: In the Newtonian, a primary mirror reflects the light to a focus that would lie in the centre of the tube so, to avoid obstructing A Newtonian Telescope diagram.
text: The convex secondary mirror is then placed between the primary mirror and its focal point, reflecting the light back to the primary mirror but at a less steep angle.
text: The name of this type of instrument is derived from the fact that the primary mirror reflects the light back to a focus instead of refracting it.
text: The "classic" Cassegrain has a parabolic primary mirror and a hyperbolic secondary mirror that reflects the light back down through a hole in the primary.
text: Light enters through the front aperture and the main mirror in the back reflects the light and bundles it.
text: A reflecting telescope (also called a reflector) is a telescope that uses a single or a combination of curved mirrors that reflect light and form an image.
text: Because the mirror reflected light back into the tube, he had to use a small, flat mirror (secondary mirror) in the focal path of the primary mirror to deflect the image out through the side of the tube, to the eyepiece; otherwise, his head would get in the way of incoming light.
text: The diagonal mirror reflects light back at a sharp angle to reduce eyepiece height above the ground.
text: A telescope lens or mirror bends or reflects light to a focus.
text: This second mirror reflects light onto an eyepiece mounted on the side of the telescope.
text: Because they use a single primary mirror to direct light back to a flat secondary mirror, which in turn reflects light to the eyepiece at the side of the tube, the physical length of a Newtonian is roughly equal to its focal length.
text: A reflecting telescope (also called a reflector) is an optical telescope which uses a single or combination of curved mirrors that reflect light and form an image.
text: In 1940, James Baker of Harvard University modified the Schmidt camera design to include a convex secondary mirror, which reflected light back toward the primary.
text: The newtonian telescope is any telescope with a concave primary mirror that focuses light up to a flat secondary mirror that is held at an angle to direct the light out to the side to a focuser.
text: The secondary mirror is positioned near the opening of the telescope and is positioned at 45° to the primary, focusing light through a small opening in the side.
text: A spherical mirror will focus light to form an image.
text: A concave mirror focuses light, but if the mirror is left spherical the light is not all focused to the same point.
text: It then rebounds that light onto the smaller secondary mirror which focuses the light to produce an image for you to observe through the eyepiece.