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Rainbow Symphony - Super Savings! Save up to 31%


Super Savings! Up to 31% off on Rainbow Symphony products at In The National Interest. Hurry! Limited time offers. Offers valid only while supplies last.



Rainbow Symphony Polarized Film - Linear Polarization Film Sheet 12 X 17
Rainbow Symphony Polarized Film - Linear Polarization Film Sheet 12 X 17
In Stock
$29.95

mpn: 04501, ean: 0019317400847,

Polarized Sheet 12" X 17" 6mil Thick. Polarizing filters are used for experiments involving birefringence, light scattering, polarized light experiments, light reflection, Brewster';s angle and how polarized sunglasses work. Same linear polarized mat...


Rainbow Symphony Color Filters - Color Filter Set consists of six 8'' X 10'' sheets - Includes Bonus Sheet of 13,500 Line/Inch Diffraction Grating
Rainbow Symphony Color Filters - Color Filter Set consists of six 8" X 10" sheets - Includes Bonus Sheet of 13,500 Line/Inch Diffraction Grating
In Stock
$12.95

mpn: 10026, ean: 0019317401035,

Our Color Filter set consists of six 8" X 10" sheets. Primary mixing Red, Blue and Green. Secondary Colors Cyan, Yellow and Magenta. Mixing Primary and Secondary Color Filters are used for experiments involving additive and subtractive color, color m...


Rainbow Symphony Diffraction Gratings Slides - Linear 1000 Line/millimeters, Package of 10
Rainbow Symphony Diffraction Gratings Slides - Linear 1000 Line/millimeters, Package of 10
In Stock
$12.95

mpn: 01603-10, ean: 0019317404432,

Diffraction Grating Slides-Linear 1000 Line/mm. Our Holographic Diffraction Gratings are highly efficient embossed Holographic Optical Elements (H.O.E.). Diffraction Gratings are used for the direct viewing and analysis of spectra from different gas ...


Rainbow Symphony Diffraction Spy Glass Decoder - Secret Reveal Lens (25-Pack)
Rainbow Symphony Diffraction Spy Glass Decoder - Secret Reveal Lens (25-Pack)
In Stock
$10.00

mpn: 02115-25, ean: 0019317402971,

Spy Glass Decoder - Secret Reveal. Special Red lens is used for the decoding of secret messages. Great for sweepstakes, contests, special promotions and prize giveaways. You'll be the winner when you punch up your promotion with our Spy Glass Decoder...


Diffraction Grating Slide-Double Axis 13,500 Lines/in 2x2''-Pack of 10
Diffraction Grating Slide-Double Axis 13,500 Lines/in 2x2"-Pack of 10
In Stock
$12.95
$8.95
You Save: 31%

mpn: DG1,

These Holographic Diffraction Gratings are highly efficient embossed Holographic Optical Elements (H.O.E.). Diffraction Gratings are used for the direct viewing and analysis of spectra from different gas tubes and other light sources. The quality o...


Diffraction Grating Slide - Linear 500 Lines/mm 2x2''-Pack of 10
Diffraction Grating Slide - Linear 500 Lines/mm 2x2"-Pack of 10
In Stock
$12.95
$8.95
You Save: 31%

mpn: DG10, ean: 9999032279991,

Our Holographic Diffraction Gratings are highly efficient embossed Holographic Optical Elements (H.O.E.). Diffraction Gratings are used for the direct viewing and analysis of spectra from different gas tubes and other light sources. The quality of ...


Diffraction Grating Slide-Linear 1000 Lines/mm 2x2''-Pack of 10
Diffraction Grating Slide-Linear 1000 Lines/mm 2x2"-Pack of 10
In Stock
$12.95
$8.95
You Save: 31%

mpn: DG1000,

Our Holographic Diffraction Gratings are highly efficient embossed Holographic Optical Elements (H.O.E.). Diffraction Gratings are used for the direct viewing and analysis of spectra from different gas tubes and other light sources. The quality of ...



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