Eisco Labs Educational Diffraction Slide

Eisco Labs Educational Diffraction Slide EISCO Educational Diffraction Slide (1) Slide For demonstrating the principle of the diffraction grating and the way in which its properties are dependent upon the number of lines per unit length. Comprises a card mount 90 x 40 mm approximately with three 16 x 9 mm apertures, each containing a diffraction grating replica. The grating are of 100 lines / mm, 300 lines / mm and 600 lines /mm respectively and protected cover glasses. Product Details BrandEISCOManufacturerEISCOProduct TypeScience Classroom Optics KitsMpnPH0625 null Check out my other items. -Powered by

2pcs Addition Chart, 11x16inch Addition Chart Poster Addition Tables Chart

Addition chart is colorful and so easy to read. This educational poster is suitable for supplies, doing home work, wall , study room, learning tables, math classroom.Specification Size: 40x28cm / 16x11inchPackage list: 2x Addition Table PosterAdvantageThe Addition chart poster is made of lamination technology, thick and reinforced with cardboard, covered with film on both sides: durable, waterproof, tear-resistant; writable and erasable. Chart poster is great for dry erase markers.Instruction 1.Before applying it to the surface, rolling the poster in the opposite direction will eliminate curling.2.It can be fixed in any position with thumbtacks or glue.Suggestion:It can be used in conjunction with other educational charts, such as Multiplication-Chart, Division Chart, Addition Chart, and Subtraction Chart. .