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Spectrum Tubes - Oxygen

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Spectrum Tubes - Nitrogen

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Spectrum Tubes - Neon

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Spectrum Tubes - Krypton

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Spectrum Tubes - Iodine Vapour

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Spectrum Tubes - Hydrogen

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Spectrum Tubes - Helium

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Spectrum Tubes - Carbon Dioxide

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Spectrum Tubes - Argon

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EISCO Educational Diffraction Slide

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Diffraction Grating, 600 Lines / mm (Discontinued)

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Cross Wires

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Candle Holder

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Candle Holder

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Adjustable Slit for Optics Bench, 4mm Spring Loaded Precisio...

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Adjustable Slit

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Acrylic Light Pipe 24x1/2" - Clear

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Economy Spectroscope - 500 Lines/mm Grating

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LED Ray Box

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SS Mirror Set (Set of 2)

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Spectroscope Adjustable Slit type

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Spectroscope - Plastic Rectangular

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Spare Slit for Ray Box

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Spare Light Box with magnetic base

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Spare Lamp (12V, 20W)

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Spare Bulb for above 12 volts

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Slit Pair

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Safety Connecting Lead Pair 1m with 4mm plug

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LED Ray Box, Battery Operated - Includes Slit Plates and Con...

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Ray Box, LED - Metal

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Ray Box Mirrored - Color Mixing

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Visible Ray Geometrical Table Top Optics Set - 28 Pieces

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Light Source - battery operated

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Light Box and Optical Set in Gratnell tray

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Lens Cylindrical for Ray Box

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Glass Rectangular Mirror (2.8" x .93") on Plastic Stand - Pe...

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Connecting Lead Pair 1m with 4mm plug

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Eisco Labs Color Filter Set - Plastic - 8 Pieces for Use wit...

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Color Filters, Set of 8 - Violet, Cyan (Aqua), Blue, Green,...

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Color Filter (Set of 6) Premium

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Color Card (Set of 8) Plastic

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Color Card (Set of 8)

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Acrylic Optical Body (Set of 8)

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Spare slit for Ray Box Sliding - Set of 2

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Spare Bulb for Ray Box - 12 Volts, 21 Watts

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Lens Cylindrical for above

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White LED Light Source

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Telescope Model - PVC Tube - 21.5" Extended Length - 2" diam...

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Spectrometer Advanced

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Spectrometer - Precision

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Spectrometer, Adjustable - For Optical Studies and Light Phy...

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Set of Large Acrylic Blocks

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Set of 6 Optical elements, pkd. in case for use with above O...

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Rotatable Optical Disc Hartley's

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Right Angle Refraction Prism, Acrylic, 0.4" long, 3.25" wide...

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Eisco Labs Glass Refraction Prism; Right Angle; 80mm X 115mm

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Right Angle Refraction Prism, 35x35x45mm - 9mm Thick - Flint...

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Replacement bulb 12v 24w for Light Box and Optical set

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Refraction & Reflection Apparatus - Metal

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Eisco Labs Table Top Ray Optics Kit

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Ray Box with Magnetic Base - 12V, 21W

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Ray Box - Sliding

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Eisco Labs Ray Box

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Eisco Labs Extra Dense Flint Glass Prism; R. Index 1.65

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Eisco Labs Extra Dense Flint Glass Prism; Equilateral; 48mm...

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Eisco Labs Double Extra Dense Flint Glass Prism; R. Index 1....

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Eisco Labs Dense Flint Glass Prism; R. Index 1.62

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Prism with Narrow Angle, 5? x 87.5? x 87.5?

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Prism with Narrow Angle, 40? x 70? x 70?

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Prism with Narrow Angle, 30? x 75? x 75?

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Prism with Narrow Angle, 30? x 60? x 90?

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Prism with Narrow Angle, 25? x 77.5? x 77.5?

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Prism with Narrow Angle, 20? x 80? x 80?

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Prism with Narrow Angle, 15? x 82.5? x 82.5?

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Prism with Narrow Angle, 10? x 85? x 85?

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Prism with Different angle, 5? x 5? x 170?

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Prism with Different angle, 40? x 40? x 100?

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Prism with Different angle, 30? x 30? x 120?

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Prism with Different angle, 25? x 25? x 130?

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Prism with Different angle, 20? x 20? x 140?

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Prism with Different angle, 15? x 15? x 150?

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Prism with Different angle, 10? x 10? x 160?

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Pinhole Camera Demonstration Kit, 8 Boxes - Show the Princip...

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6.5" Tall Wooden Pin hole Camera

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Photometer Jolly's

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Perspex Block - Circular

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Newton's Disc Card

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Newton???s Color Disc - Motor driven

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Newton???s Color Disc - Economy

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Model of Terrestrial Telescope

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Model of Gallieon Telescope

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Model of Astronomical Telescope (Discontinued)

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Light Source for Optical Bench - halogen type

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Light Source - 12V, 21W

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Refraction & Reflection Apparatus Set

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Eisco Labs Hollow Equilateral Acrylic Prism 45mm

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Hartley?s Optical Disc

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Eisco Labs Ray Box

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EISCO Newton's Color Disc - Hand driven

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Deluxe Optics Kit - Mirrored Light/Ray Box & 29 Optical Comp...

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