The mirror based collimated display, ... Collimating mirrors have been made from a variety of materials. Polished stainless steel, glass, acrylic, and thin films are a few of the common choices. Material selection depends upon many factors including size, complexity of shape, weight constraints, and required robustness.
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www.mikesflightdeck.com/mirror_collimated_displays.htm
www.mikesflightdeck.com/mirror_collimated_displays.htm
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Almost all mirror mounts have three collimating bolts on the back of the mirror mount. Adjust these until the final reflections line up. This involves running back and forth between the rear of the tube with a wrench or screwdriver and the focuser.
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www.oarval.org/collimatE.htm
www.oarval.org/collimatE.htm
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The primary mirror. This is the paraboloidal mirror at the bottom of the tube. It has an ... In most cases, only the last of these three steps will need to be repeated regularly; the first two are more or less set-and-forget operations. Now let's get to the nuts and bolts of actually collimating your reflector.
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www.skyandtelescope.com/howto/diy/3306876.html
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Many amateurs make the mistake of collimating the primary mirror of their telescope until they are blue in the face......without ever obtaining images to their satisfaction. The culprit is almost always the diagonal mirror, and that is where the sight tube comes into it's own.
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www.amateurastronomy.com/collimate.html
www.amateurastronomy.com/collimate.html
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After the mirror cools down sufficiently, the Optical Collimation collimating can begin. Don't collimate before your optics have cooled down. The curvature of 'fast' optics changes noticeably with temperature. If you collimate at dusk, be sure to check it again after a few hours.
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www.astro-tom.com/telescopes/newtonian.htm
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primary mirror underneath the cross hairs of the. Collimation Eyepiece. ... primary mirror cell. Turn the collimation screws, ...
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www.celestron.com/c3/images/files/downloads/1233858967_...
www.celestron.com/c3/images/files/downloads/1233858967_94182collimatio.pdf
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An optical collimating apparatus employs a semi-reflective concave mirror and cholesteric liquid crystal element. In one embodiment, the optical collimating apparatus is used as a heads-up display device. ... The Array reflects the image back to the spherical mirror, collimating the image for viewing by an observer.
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www.patentgenius.com/patent/4859031.html
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2. A system as in claim 1 wherein said light source means comprises an arc discharge lamp positioned between a collimating lens and a collimating mirror, said mirror, said lamp and said collimating lens being positioned in sequence on a firstoptic axis on a first side of said multirefractive layer means to direct...
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www.patentgenius.com/patent/4127322.html
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The finely made glass lens acts as a beamsplitter to combine the natural sky background with the superimposed red pointing "star." The first lens surface acts as a collimating mirror so the "red-star" stays stationary against the sky background regardless of how it is viewed.
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www.telescopes.com/products/televue-starbeam-tele-vue-b...
www.telescopes.com/products/televue-starbeam-tele-vue-base-with-flip-mirror-22530.html
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