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Subject:
Mirrors
Category: Science > Physics Asked by: navig75-ga List Price: $20.00 |
Posted:
03 Dec 2004 08:55 PST
Expires: 02 Jan 2005 08:55 PST Question ID: 437623 |
Please give me some examples and the applications of Concave and Convex Mirrors. Please included some pictures. Thank you |
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Subject:
Re: Mirrors
Answered By: tutuzdad-ga on 03 Dec 2004 09:51 PST Rated: |
Dear navig75-ga; Thank you for allowing me to answer your interesting question. ?Concave mirrors bend inward like a cave. These mirrors reflect light rays inward towards a focal point. Images will appear upside down from far away, but very close to the mirror, they will appear right side up and very large. In contrast, concave lenses reflect light rays outwards. The image through a concave lens will always be right side up. Convex mirrors curve outwards and reflect light rays away from the center. Images will appear right side up and smaller than the actual object.? LENSES AND MIRRORS http://faculty.virginia.edu/teach-present-bio/LightRefraction.html ???? CONCAVE MIRRORS are often used as shaving mirrors because the reflected object is magnified. They are also used as reflectors in flashlights and automobile headlights, as medical examination instruments (e.g., by dentists) and they are also used in some complex telescopes. ?A Cassegrain telescope is a wide-angle reflecting telescope with a concave mirror that receives light and focuses an image.? ENCHANTED LEARNING http://www.enchantedlearning.com/cgifs/Cassegraintelescope.GIF ?A Schmidt-Cassegrain telescope (SCT) is a wide-angle reflecting telescope with a correcting lens that minimizes spherical aberration and a concave mirror that receives light and focuses an image.? ENCHANTED LEARNING http://www.enchantedlearning.com/sgifs/Schmidtcassegrain.GIF More can be found on these instruments here: ENCHANTED LEARNING http://www.enchantedlearning.com/inventors/page/t/telescope.shtml SCHMIDT-CASSEGRAIN TELESCOPES http://users.zoominternet.net/~matto/M.C.A.S/schmidtcassegrain_telescopes.htm MANY IMAGES CAN BE SEEN HERE: GOOGLE IMAGES Schmidt-Cassegrain telescope http://images.google.com/images?q=Schmidt-Cassegrain+telescope+&hl=en GOOGLE IMAGES Cassegrain telescope http://images.google.com/images?hl=en&lr=&safe=off&q=Cassegrain+telescope+ ???. CONVEX MIRRORS are commonly used as wide-angle security mirrors in department stores, as reflectors in street lights and as rear view mirrors by drivers in vehicles. Convex mirrors tend to show objects less than their actual size relevant to perceptual distance and other objects around them ? thus the well-known phrase ?objects in your mirror may be closer than they appear?. MANY IMAGES CAN BE SEEN HERE: GOOGLE IMAGES Convex mirror http://images.google.com/images?hl=en&lr=&safe=off&q=convex+mirror&btnG=Search I hope you find that my research exceeds your expectations. If you have any questions about my research please post a clarification request prior to rating the answer. Otherwise I welcome your rating and your final comments and I look forward to working with you again in the near future. Thank you for bringing your question to us. Best regards; Tutuzdad-ga ? Google Answers Researcher INFORMATION SOURCES DEFINED ABOVE SEARCH STRATEGY SEARCH ENGINE USED: Google ://www.google.com SEARCH TERMS USED: Concave mirrors Convex mirrors ?used as? ?used for? ?used in? |
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