
Optical grade unsilvered glass prism from Uncle's WWII tank periscopes. This one is 2-1/8" on the hypotenuse, 5-3/4" long, and 1-1/2" on each leg. They may come with small non-interfering chips or surface scratches. Great for classroom experiments or for art projects. These are a true surplus find and they will not last forever so get yours today!
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3538 MINI-MONSTER PRISM |
…to frame a snapshot of your soulmate. Soft, pliable rubber picture frame with rounded corners is 3-3/4" x 3" x 1-1/8" deep. It extends 5/16" behind the picture so it can hang on a nail or push-pin, but it's chunky enough to sit, unsupported, on your desk showing off your business card, or your soulmate. Double glass inside, so it's reversible in case you have two soulmates. You'll get chocolate, cafe au lait, or saffron color -- our pick.
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36021 FUNKY FRAME |
WARNING: CHOKING HAZARD-Small Parts. Not for children under 3 yrs.
Actually, it's a set of (36) different little polished gemstones and minerals from around the world, all identical sizes (1/2" x 3/8" x 1/8" thick), mounted and identified by name and origin on an 8" x 10" card. Super nice at a super price, for teachers, designers or jewelry makers. The set includes amazonite, amethyst, aventurine, black obsidian, blue lace agate, buttermilk jasper, carnelian, Dalmatian dacite, dumortierite, fancy jasper, fluorite, gold stone, hematite, howlite, jadeite, lapis, leopard skin jasper, mahogany,obsidian, moss agate, nephrite, Picasso jasper, orange calcite, picture jasper, rainbow jasper, rose quartz, rhodonite, rock crystal, rhyolite, red jasper, snowflake obsidian, sodalite, serpentine, tiger eye stone, turquoise and unakite.
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92883 SAMPLE GEMSTONE |
Sunprints (or cyanotypes, or photograms) are everyone's favorite photo-sensitivity experiment, from third-graders to graphic artists and fine artists. You pick: The Sunprinters are a dozen 3-15/16" square sheets of photosensitive paper, an acrylic backing sheet and instructions. The large Sunprint Kit has (15) sheets of 12" x 7-3/4" photosensitive paper plus a clear acrylic sheet of the same size. Great for classroom demonstrations, and can be used to make prints from photo negatives as well as interesting effects from opaque or translucent objects. All you add is sunshine and water.
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93519 SUNPRINT KIT, LARGE | |
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3805 SUNPRINTERS |
Make your own safety vests, or stick this reflective tape right onto your bike, backpack, jacket, trailer, sneakers or forehead so they can see you in the road. You get (2) rolls of self-adhesive reflective tape, (1) orange and (1) yellow, each 35.4" long (because a yard would be too easy?) x 11/16" wide.
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40545 REFLECTIVE TAPE |
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