Archive for the ‘astronomical telescope’ tag
Astronomical Telescope
Basic Knowledge: A Review of Backyard Telescope Mounts
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7ft Newtonian (reflector) telescope Photo Mugs William Herschel made and sold many telescopes of this type. He used his own 7ft telescope (which would have been very similar to this one) with a 6.2 inch aperture magnifying images 227 times (depending on the eyepiece used), to make his second review of the heavens in 1781 from his house in New Kings Street, Bath. It was during this review that he discovered the planet Uranus. Herschel was able … |
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Adamss New Patent Portable Telescope – draw tube inscription Photo Mugs This achromatic telescope has a barrel covered in dyed rayskin (shagreen, now split) and ten brass draw tubes. The brass fittings include an objective lens cap. The original mahogany box also survives and contains three additional eyepieces of different magnifying powers….. |
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Adamss New Patent Portable Telescope – draw tube inscription Photo Mugs Hand-held telescope made of rayskin (shagreen) that has been dyed red….. |
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Carson Optical LED Flashlight (Red) $3.95 The SL-11 StarMapLight from Carson Optical is a red LED flashlight designed for low-light use, and is ideal for applications such as photography darkrooms, astronomy, and illuminating your tent without disturbing fellow campers. The light includes a convenient attached keychain, making it easy to take with you everywhere. Specifications Runs on two G13A button cell batteries (included) Measures … |
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Instruments in Astronomical Observatory – 24W x 16H – Peel and Stick Wall Decal by Wallmonkeys $33.99 WallMonkeys wall graphics are printed on the highest quality re-positionable, self-adhesive fabric paper. Each order is printed in-house and on-demand. WallMonkeys uses premium materials & state-of-the-art production technologies. Our white fabric material is superior to vinyl decals. You can literally see and feel the difference. Our wall graphics apply in minutes and won’t damage your paint or l… |