EISCO High Resolution Quantitative Spectroscope, 400-700 nm, 5nm
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There is no other form of light, only A blind man can't see what he doesn't measure.
A grid is on the quantitative spectroscope so that wavelengths can be more easily identified.
I believe you will be able to distinguish the two. It appears that mine is a bit off in terms of resolution It is 5 nm in diameter. Using this device, I can see two different red phosphors in the fluorescent light in my office. According to my device, their wavelengths are 605 and 620 nm, respectively.
Essentially you can expect sunglasses to block out almost all of the visible spectrum with considerably less intensity. The results I observed when watching sophisticated full spectrum equipment were similar to those I used to see in the photonics industry.
Selected User Reviews For EISCO High Resolution Quantitative Spectroscope, 400-700 nm, 5nm
item can be used for a wide variety of purposes. As well as reading the battery life on my computer monitors and TVs, I use it around the house to test LED lights, incandescent bulbs, and flashlights. In spite of this, this spectroscope is basic, and it In order to narrow the light entry slit, I made the first modification. I then lined the interior of the bag with black felt since the black plastic was reflecting a great deal For the light entry slit, I wish they had used an insert cut with a laser, something more precise than a tiny 1/16-inch gap in the plastic.
I can observe the spectra easily, I think that it is a good product. However, I wanted to preserve the images of the spectra, so I made a fitting to connect the smartphone to Having images saved on my smartphone has made my life easier.
There are no "+-" signs in the accuracy As advertised, the chip is only 5 nm in size. There is an instruction that says, "Go to a fluorescent light. ". As the scale is viewed, the bright purple line should be at 436 nm, while the green line should be at You must adjust all your readings when using this spectroscope if the scale has shifted to the right or left by more than 10 nanometers. "To do so is to admit that the accuracy is less than 100% It is 5 nm in diameter. According to the spectroscope I received, I received an accurate spectrum between 400 and 500 nm, but it was off by -150 nm. In between 500 and 700 nm, there is a 10-nm difference in wavelength. On the other hand, the picture of the spectrum and scale in the advertisement both show Although, unlike the picture, my scale had missing lines at 610 and 620. I assume this was due to a manufacturing defect. In addition to this, it does not have a lens to help you focus your eyes. The scale was too small for me to see without my reading glasses. Additionally, the slit's thickness varied from one end to the other.
Even if I could, I wouldn't show this in a classroom. A number of images of the spectrum are visible, so it's not immediately clear which one should be chosen. think the scale is couldn't always find the one that was Clear lines can't be seen in the slit because it's too wide. A disappointment and a cause for frustration. It worked much better for me when I fitted it with a piece of plastic grating made from a pair of toy sunglasses, mounted on a cardboard tube and slit from black tape. The device was not scaled, however I think it could have been roughly calibrated with red, green, and blue LEDs, which would have specified the wavelengths in the center. If you have to wear reading glasses, as I do, you might find that they give a better view.
The Spectroscope does disperse light. Considering the price, giving anything less than 5 stars would not be fair. There are instructions included in the "Experiment Guide" that are quite useful and helpful. The Spectroscope does disperse light. spectra shown in the description are probably captured the spectroscope is pointed at an LED display while it is pointing at the spectrum. With trifocal glasses on, I move back slightly from the viewing aperture to achieve sharp focus of the spectra. I have tested this spectroscope and it Different sources of light emission are needed to solve this Buy it if you want to have fun at this price. Directly facing the sun is not a good idea. The full rainbow spectrum occurs when sunlight is present in the atmosphere.
The device helps me check the filters on my camera that I use to take astrophotography images. No doubt, it is not a research instrument, but certainly a good piece of teaching equipment. Although the entrance slit is a bit wide and irregular, I find it ok. I'll modify it with some metal foil tape and a razor blade when I get around to it. It may also be possible to place a cellphone camera at the eyepoint if the grating is a bit larger.
It will be used for my son's science project so he can study how the color of light affects plant growth. am unable to speak to the quantitative accuracy of this spectroscope, but it would work fine for a fourth grader's science fair project. It allows him to see that light can be made from various colors depending on where it comes from. The kid thinks it's amazing and has been checking out the light bulbs in the house with it. Despite the poor build quality, the construction is serviceable- Plastic is used in it. It takes some getting used to in terms of learning how to aim the spectroscope in order to get a proper reading, but for the price it is fine. The scale is readable but takes a little practice. You can use it once you learn how to use it.
An excellent tool for recording the spectral quality of lights, there is no doubt about it. When you're in the store looking for lighting for your home or comparing lighting, it's a great way to find out whether the light is continuous source or if it has multiple primary sources. In order to use the iPhone 6 camera fully, its objective opening needs to be the right size. You will be able to record the spectra of a variety of materials and lights when these components are paired correctly. It isn't quite lab grade, but it is inexpensive and can be carried.
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