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Optics - 326 - Super Savings! Save up to 33%


Super Savings! Up to 33% off on Optics at In The National Interest. Top brands include RAINBOW SYMPHONY, Celestron, Cole, Rainbow Symphony, VISIONU, Thousand Oaks Optical, EISCO, SAMYO, Arbor Scientific, ajgroup, & COCOScent. Hurry! Limited time offers. Offers valid only while supplies last.



Eclipse Glasses - CE Certified Safe Solar Eclipse Shades - Viewer and filters (25 Pack)
Eclipse Glasses - CE Certified Safe Solar Eclipse Shades - Viewer and filters (25 Pack)
In Stock
$21.00

mpn: 07110-25, ean: 0019317404142,

Protect Yourself this Summer for Absolutely Safe Direct Solar Viewing Prepare for the Total Solar Eclipse happening this summer on August 21, 2017 with this 25-pack glasses bundle for your summer camp or educational institute gathering.  CE-certifie...


Celestron 130EQ-MD AstroMaster Motor-Driven Telescope; CG-2 equatorial; Erect image; StarPointer
Celestron 130EQ-MD AstroMaster Motor-Driven Telescope; CG-2 equatorial; Erect image; StarPointer
SKU: #B003VKQEQA
In Stock
$272.74

sku: B003VKQEQA,

Dual-purpose telescope appropriate for both terrestrial and celestial viewing which is capable of giving correct views of land and sky. Produces bright, clear images of the moon and planets as well as easy to see the moons of Jupiter and the rings of...


High Power CO2 Laser Lens CVD IIVI ZnSe Dia: 20mm FL: 63.5mm 2.5'' for 40W - 200W CO2 Laser Cutter Engraver
High Power CO2 Laser Lens CVD IIVI ZnSe Dia: 20mm FL: 63.5mm 2.5" for 40W - 200W CO2 Laser Cutter Engraver
By Cole
In Stock
$31.00

mpn: IIVI-20-635,

Materials: CVD IIVI ZNSE Edge Thickness: 2mm. Tolerance of Thickness : 0.010'' Edge thickness variation (ETV):High quality, extra long service life.. Made from CVD IIVI ZnSe. High power, work well below 200W CO2 laser.. Meniscus (Convex-concave) le...


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-A, 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...


6 inch 5X Blue Raised Domed Bar Magnifier with Reading Tracking Line Optical Tool Bar Magnifying Glass
6 inch 5X Blue Raised Domed Bar Magnifier with Reading Tracking Line Optical Tool Bar Magnifying Glass
In Stock
$18.00

mpn: 43237-2, ean: 0603404274499,

Our premium dome shaped acrylic bar magnifier is perfect for reading newspaper, bills, small type. Simply place the bar magnifier down on the surface and effortlessly glide it across the surface for 2.5X magnified type, raise if off the surface for u...


Clip On 1X /1.5X /2X /2.5X /3.5X Eyeglasses Magnifier with 2 LED Lights Magnifying Watch Repair Dental Loupes Binocular
Clip On 1X /1.5X /2X /2.5X /3.5X Eyeglasses Magnifier with 2 LED Lights Magnifying Watch Repair Dental Loupes Binocular
In Stock
$19.00

mpn: 43237-2, ean: 0600682554206,

Features: Make both of your hands free Easily used for reading books, reading newspaper, drawing, handicraft, tailoring, viewing flowers and plants, potted landscape and so on Black magnifier attaching five lens with changeable magnifying multiple (...


Solar Eclipse Glasses (Pack of 10) CE & ISO Certified
Solar Eclipse Glasses (Pack of 10) CE & ISO Certified
In Stock
$17.95

mpn: SG-1PCS, ean: 7290015061148,



Round Convex Glass Mirror - 4'' (100mm) Diameter - 100mm Focal Length - 2.5mm Thick Approx. - Eisco Labs
Round Convex Glass Mirror - 4" (100mm) Diameter - 100mm Focal Length - 2.5mm Thick Approx. - Eisco Labs
In Stock
$11.99

mpn: PH0526M, ean: 0849230042875,

Round convex glass mirror designed for physics and educational uses.This round convex glass mirror is designed for physics and educational uses.. It is approximately 4" (100mm) diameter and 2.5mm thick. Note, thickness varies as they are not designed...


High Power CO2 Laser Lens CVD IIVI ZnSe Dia: 20mm FL: 50.8mm 2'' for 40W - 200W CO2 Laser Cutter Engraver
High Power CO2 Laser Lens CVD IIVI ZnSe Dia: 20mm FL: 50.8mm 2" for 40W - 200W CO2 Laser Cutter Engraver
By Cole
In Stock
$31.00

mpn: IIVI-20-508,

Materials: CVD IIVI ZNSE Edge Thickness: 2mm. Tolerance of Thickness : 0.010'' Edge thickness variation (ETV):High quality, extra long service life.. Made from CVD IIVI ZnSe. High power, work well below 200W CO3 laser.. Meniscus (Convex-concave) le...


Samyo 7.8 Inch / 200mm Optical Glass Triangular Prism Triple Prism for Physics Teaching Light Spectrum Optics Kits
Samyo 7.8 Inch / 200mm Optical Glass Triangular Prism Triple Prism for Physics Teaching Light Spectrum Optics Kits
In Stock
$11.80

mpn: SY-TP20, ean: 0702679990858,

Use for amazing photography effects. Widely used in physics teaching/learning, presentations, etc. Package included: 1 x Triple prismBreak light up into its spectral components(the colors of the rainbow). Offer good reflections and color seperation.....


Galileoscope Kit
Galileoscope Kit
In Stock
$80.93
$70.00
You Save: 14%

mpn: Galileo, ean: 0798304036817,

Galileoscope Kit - View the sky and celestial bodies just as Galileo did 400 years ago. This high-quality telescope kit was developed by leading astronomers, optical engineers, and science educators to help students understand how early astronomers m...


Hollow Glass Prism, with Stopper, Size 2'' x 2'' (50x50 mm) - Great for Studying Snells Law of Refraction - Eisco Labs
Hollow Glass Prism, with Stopper, Size 2" x 2" (50x50 mm) - Great for Studying Snells Law of Refraction - Eisco Labs
In Stock
$13.99

mpn: PH0552B, ean: 0849230043568,

Hollow glass prism, made from glass plates properly cemented. Size 50 x 50 prism. Stopper included. Excellent tool for optical experimentation, as well as for studying Snells Law of Refraction. Change the liquids or gases in the cube to change the re...


Small Right Angle Prism, 1.4'' (35mm) Hypotenuse, 1'' (25mm) Sides, Made of Acrylic
Small Right Angle Prism, 1.4" (35mm) Hypotenuse, 1" (25mm) Sides, Made of Acrylic
In Stock
$11.56
$11.01
You Save: 5%

mpn: PH0562A, ean: 0849230043896,

Small Right Angle Prism, 1.4" (35mm) Hypotenuse, 1" (25mm) Sides, Made of Acrylic1.4" (35mm) Hypotenuse, 1" (25mm) Sides. 90 degrees X 45 degrees X 45 degrees. Refractive index close to optical glass. Can produce rainbow from a non-monochromatic ligh...


High Power CO2 Laser Lens II-VI ZnSe Material D:20mm FL:4''
High Power CO2 Laser Lens II-VI ZnSe Material D:20mm FL:4"
By Cole
In Stock
$29.80

mpn: LM-26-20100,

Features: Meterial: znse imported from IIVI company. Diameter: 20mm Focal Length:4" Edge Thinckness: 2.2mm. Tolerance of Thickness : 0.010'' Edge thickness variation (ETV):...


18mm ZnSe Focus Lens for CO2 10600nm 10.6um Laser Engraver/Cutter Dia:18mm FL:1.5'' or 38.1mm
18mm ZnSe Focus Lens for CO2 10600nm 10.6um Laser Engraver/Cutter Dia:18mm FL:1.5" or 38.1mm
By Cole
In Stock
$21.00

mpn: LENS-18-381,

Features: Meterial: znse Lens Type: plano-convex. Edge Thinckness: 2.5mm. Focal length: 1.5" Diameter: 18mm Tolerance of Thickness : 0.010'' Edge thickness variation (ETV):...


Eisco Labs Advanced Direct Vision Spectroscope in Wood Case
Eisco Labs Advanced Direct Vision Spectroscope in Wood Case
In Stock
$63.77

mpn: PH0594A, ean: 0696748425757,

Advanced Direct Vision Spectroscope in Wood Case(1) SpectroscopeFor the rapid examination of spectral composition of white light, metal tube with draw out focusing and an adjustable slit fitted with achromatic objective glass and 3 element prisms. Co...


Eisco Labs Double Concave Glass Lens 75mm diameter, 50 cm Focal Length - 1 Single Lens
Eisco Labs Double Concave Glass Lens 75mm diameter, 50 cm Focal Length - 1 Single Lens
In Stock
$10.52

mpn: PH0536RCC1, ean: 0849230059996,

Double Concave Glass Lens. Diameter 75 mm. Focal Length 50 cm. Highly polished glass with ground edges.. 1 single Lens. ...


Prism Photography Triangular Crystal Optical Glass 6 Inch with Cleaning Cloth. K9 Glass Clarity Triangular Prism.Add Artistic Style to Your Photos.Light Crystal Prism.Gift for Photographer
Prism Photography Triangular Crystal Optical Glass 6 Inch with Cleaning Cloth. K9 Glass Clarity Triangular Prism.Add Artistic Style to Your Photos.Light Crystal Prism.Gift for Photographer
In Stock
$17.99
$15.99
You Save: 11%

mpn: A&J Group, ean: 0605283251707,

Elevate Your Photographing Techniques! Use The A&J Group Light Optic Prism! Is your last light prism ...... fuzzy? ... blurry? ... damaged? ... scratched? ... smudgy? Nodding right? Enhance your photo shooting skills with the ultimate triangular pris...


Triangular Prism with Steel Stand Holder 360 Rotation for Rainbow Spectrum Expirement Crystal Optical Glass for STEM Teaching Light Physics Film and Photography Home Decoration Sun Catcher
Triangular Prism with Steel Stand Holder 360 Rotation for Rainbow Spectrum Expirement Crystal Optical Glass for STEM Teaching Light Physics Film and Photography Home Decoration Sun Catcher
In Stock
$38.99
$25.99
You Save: 33%

mpn: Prism, ean: 0661083095569,

Optical Glass Triple Triangular Prism with Stand Physics Light Spectrum Tool Optical Element Description: Large optical prism with a base is very convenient to change prism angle. It can be used in science class of kindergarten, primary school, high...


Convex Mirror - Glass, 1.5'' (38mm) dia. 50mm Focal Length - Eisco Labs
Convex Mirror - Glass, 1.5" (38mm) dia. 50mm Focal Length - Eisco Labs
In Stock
$10.99

mpn: PH0521A, ean: 0849230042721,

Optically worked, silvered back with protective coating. Dia 38mm, focal length 50mmOptical Convex Mirror. 38mm diameter. 50mm Focal Length. This round convex glass mirror is designed for physics and educational uses.. Designed for physics and educat...



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