Waves

Light Guide Demonstrator

The Light Guide Demonstrator is used for showing how the phenomenon of total internal reflection may be used to confine light within a guide or fibre, thus leading to an

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HE1008363

Loudspeaker 80hm 5watt Mounted In Box

A 75mm diameter, circular loudspeaker of 8 Ohm resistance.Contains a high flux ceramic magnet of nominal power rating 5W.Mounted in a rectangular plastic case and

RRP£58.98

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HE1613811

Mercury Vapour Spectrum Tube

Spectrum Tube - Mercury VapourMercury vapour-filled discharge tube for studying typical spectra of the different gases and for use in calibrating spectrometers. The

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HE1458143

Minus 3d 50mm Meniscus Lense

Spherical Meniscus Lens with Optically worked faces.Meniscus Lenses have two spherically curved sides.  One side is concave, and the other side is

RRP£6.63

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HE1006922

Mounted Plane Mirror 100x75mm

Mounted Plane Glass Mirror - 100mm x 75mm Silvered back with protective coating Mounted on a painted wooden block, 20mm thick Dimensions: 100mm x 75mm

RRP£30.78

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HE1006921

Mounted Plane Mirror 75x25mm

Mounted Plane Glass Mirror - 75mm x 25mm Silvered back with protective coating Mounted on a painted wooden block, 20mm thick. Dimensions: 75mm x 25mm

RRP£24.99

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HE1226015

Narrow Band Filters Set Of 3

Pack of 3 Narrow Band Filters, recommended for A-level experiments including Planck's Constant.The filters include: Mercury Green: 546nm (510-570nm) Mercury Blue:

RRP£141.21

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HE1536467

Optics Pins

Nickel plated iron, heavy gauge. Pack of 100 Length 75 mm

RRP£10.41

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HE1810673

Pair Of Tuning Fork - Steel

For demonstrating the production of beat frequencies. Comprises two nickel plated forks A (440 Hz) mounted on individual wooden boxes. One fork is provided

RRP£54.57

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HE1702494

Periscope Kit

A pack of 30 cardboard periscope nets with mirrors. Allows pupils to make their own periscopes. Requires double sided tape for fixing the mirrors in place and

RRP£72.78

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HE1692547

Pinhole Camera

The ancestor of all cameras, this hand-held Pinhole Camera obscura projects an image onto a screen inside the box. The wooden camera is supplied in kit form and has an authentic

RRP£14.55

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HE1008675

Plano Convex Lens 50mm Dia F140 P7d

Plano-Convex Lenses made from clear glass with ground edges & optically worked faces, for educational purposes. Diameter: 50mm Focal Length: 140mm Power: +7D Refractive

RRP£13.92

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HE1008676

Plano-cylindrical Lenses 7d

Plano-Cylindrical Lenses made from clear glass with ground ends and optically worked faces, for educational purposes. Dimensions: 50mm x 50mm. Power: +7D Material:

RRP£55.35

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HE1006910

Plastic Flexible Mirrors 75x25mm Pk10

Double-sided plastic plane mirrors with high quality mirror finish. These mirrors are flexible, unbreakable and can be cut into different shapes. They are ideal for use

RRP£4.08

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HE1458135

Plus 11d 50mm Meniscus Lense

Spherical Meniscus Lens with Optically worked faces.Meniscus Lenses have two spherically curved sides.  One side is concave, and the other side is

RRP£7.44

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Your Price £3.72

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HE1458141

Plus 2.5d 50mm Meniscus Lense

Spherical Meniscus Lens with Optically worked faces.Meniscus Lenses have two spherically curved sides.  One side is concave, and the other side is

RRP£7.17

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HE1458137

Plus 8d 50mm Meniscus Lense

Spherical Meniscus Lens with Optically worked faces.Meniscus Lenses have two spherically curved sides.  One side is concave, and the other side is

RRP£7.44

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$Pocket Diffraction Spectroscope$ HE1007808

Pocket Diffraction Spectroscope

For the examination of the spectral composition of light sources, radiant bodies, etc. The instrument gives a brilliant spectrum with a dispersion of approx. 11 . The

RRP£121.47

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HE1816642

Polarimeter Tubes

A pack of 10 spare polarimeter tubes for the Polarimeter (B8R05155)

RRP£33.99

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HE1006957

Polaroid Film 150 X 150mm

Polaroid Film bonded between thin clear sheets of flexible plastic. Maximum transmission (single plate): 32%. Extinction transmission: 0.005%. Dimensions: 150mm x

RRP£178.35

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HE1006956

Polaroid Film 50 X 50mm

Polaroid Film bonded between thin clear sheets of flexible plastic. Maximum transmission (single plate): 32%. Extinction transmission: 0.005%. Dimensions: 50mm x

Your Price £31.86

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HE1706910

Power Amplifier

The Power Amplifier is a very useful classroom resource that allows students to amplify and listen to a variety of audio sources ranging from microphones and audio devices

RRP£218.58

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HE1006933

Prism Glass 35 X 25mm (hypotenuse X L)

Clear glass triangular prism made from clear white optical glass with optically polished faces.  For educational use. Angles: 90° x 45° x 45° Refractive index:

RRP£9.15

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HE1006930

Prism Glass 60 X 60 X 60 25 Mm (l)

Clear glass equilateral triangular prism made from white clear optical glass with optically polished faces.  For educational use.   Angles:

RRP£8.43

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