Friday, June 22, 2012

Cheap Light Crystal Prism Info


Price : $11.99
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Light Crystal Prism Info - Repeat Sir Isaac Newton's experiments by unleashing a rainbow of color from pure white light. Study the principles of refraction and reflection. Acrylic prism sits on plastic display stand.

Feature Light Crystal Prism

  • Recommened Age 5 thru adult
  • Measures 4" tall
  • Comes with a removable black base and instructions




This review is from : Light Crystal Prism
Does anyone remember how magical a rainbow is? . I'm not sure what the expectation level is of those considering purchasing this prism, but I recall being handed these during science class when I was in elementary school and thinking that they were the coolest thing ever! My daughter, who is still young enough to believe that there is a pot of gold at the end of the rainbow, recently watched an episode of the Magic School Bus which dealt with light refraction and, this summer, saw her first atmospheric rainbow following a rainstorm. So I decided to get her one of these for Christmas. She thinks it's as cool as I did when I was a child. On a sunny day, we sit this in her bedroom window to catch sunlight and cast rainbows in her room (she's just yelled downstairs to tell me that there's one in her room right now!). This prism works just as the ones we used in elementary school, and on the Magic School Bus worked; I suppose because the sun and prisms haven't changed much in these few years! It does not spray the room full of rainbows, but what happens with it is the same, amazing, beautiful, incredible thing that happened when I was a kid, and when Isaac Newton first used this tool to break apart sunlight to reveal every color known to man. That happens to be enough to impress me and my daughter.Footnote: you will not get a full color spectrum with lamplight or fire because all light sources do not contain the full spectrum of light present in the sun. Doesn't make it any less fascinating to look at other light sources through the prism however. The prism just helps you to learn what colors are present in light from different sources. Have fun!
Light Crystal Prism . It works great. I use it to spray colors on the wall. Light
Crystal Prism is recommended for teaching about the spectrum.
Light Crystal Prism Reviews
Don't expect a vibrant spray of colors. . I am going to start with what this prism isn't. It isn't going to produce a shower of color all throughout your room. It isn't going to be that spectacular without a strong light source (no, your flashlight isn't going to enough...unless you have some high powered super flashlight).

Now, for what it is. This prism will show you (and your children) how light bends by doing several different experiments (just creative). If you have a good sunny spot you can set it in you will get a good rainbow as well, not a lot of them, but you will get color. Lastly, and probably the most consistent (and fun) use, the kaleidoscope effect is a lot of fun and you can take the time with your kids making many new patterns on light weight posterboard and seeing what happens.

For the price it is not a bad investment, but be warned. This is not the suncatchers you might remember from the 80's.
Light Crystal Prism Opinions
sad . Well, yes, it looks good on display sitting on your shelf. But as for creating a striking prism rainbow i remember creating in 5th grade (decades ago) with a real crystal prism - it simply does not deliver at all. A standard household flashlight with new batteries should be enough to do the job but it doesnt. You can barely see colors on the outside fringes of the beam and you will need to hunt for them by rotating the prism. :(
not what you think. . Cheap acrylic prism that doen't really work as a prism but more as a kaleidoscope to see a rainbow colored paper. Not a true prism. If you are looking for a prism this is not it.
not very exciting . My 3 year old daughter wanted a "rainbow" for Christmas. I thought this would be a nice way to give her one - and teach a little science lesson at the same time. I liked that it was acrylic, which makes it much safer and more durable for a young child. Unfortunately, it barely works, which just makes it frustrating for a young child. If I shine a very bright light on it, in an otherwise dark room, and get the angle JUST right, I can see a tiny, dim rainbow. That's it. I'm keeping it b/c it was inexpensive and not really worth sending back, but it was a bit disappointing.
Not what I remember from school. . As others have said, it was not the vibrant and bright rainbows I remember from school. I remember getting SOME color separation out of a bright flashlight. But as others have suggested, that was probably because those prisms were made from something other than acrylic.

This one, I could not even get a separation of colors with sunlight through a window. Much less using a flashlight or any other artificial light source. Maybe a photographers lamp or bright worklamp would get something.

All that said, there is a way to get a pretty dramatic set of bands. What you want is for there to be very bright direct sun near an open doorway or a shadowed area, preferably about mid-day. You want the sun to shine into the prism and refract such that the resulting rainbow forms in the shaded area (I did mine at the door to my garage). I managed to get a band of color that was about 4-5 inches wide and about 12 inches long on the floor of my garage doing that.

A Science Fair Staple . We bought 2 prisms for a science fair project - white to colored light comparison. We had difficulty getting a large enough spectrum to photograph for the results section of the report. Thank photo shop that we were able to blow up the resulting spectrum into visible bands. I am not sure if I would consider the prisms toys, unless you expect your child to be a science prodigy. They do make lovely desk decor once the fair is over.
It's ok . I guess it's a good value for the price. It's just ok in our book, though. My son LOVED it for about a day. Maybe I expected more?
Decent for science fair experiments . It works pretty good. We found that if we used and LED flashlight with more than one LED, it was difficult to get any rainbow. If you have a single bulb flashlight, you can get the rainbow. It will be small, but works for a science fair project experiment. The brighter the light source, the better it works.

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Product Details

EAN : 0043067000118
UPC : 043067000118
MPN : 11
Brand : Tedco
Weight : 1 pounds
Height : 3 inches
Length : 6 inches
Width : 4 inches
Binding : Toy
Manufacturer : TEDCO
Manufacturer Maximum Age : 10 years
Manufacturer Minimum Age : 5 years
Model : 00011
Publisher : TEDCO
Release Date : 2006-06-12
SKU : TC002-1
Studio : TEDCO

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