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High quality durable wooden box. When box is closed it measures 6.5" 7 different size dia holes to allow light to enter box 5.5? Yellow scale The ...

Adjustable slit and draw out focusing 3 element prisms Wooden Case Includes: (1) Spectroscope For the rapid examination of spectra...

Cylindrical metal holder, Matt black, mounted on rod.Cylindrical metal holder, 20 mm internal diameter x 22 mm deep. Matt black, mounted on rod.

A circular black metal screen 75 mm diameter, with a 10 mm diameter aperture with cross wires.A circular black metal screen 75 mm diameter, with a ...

Transmission type, mounted in 50 x 50 mm mounted in frame. 100 Lines / mm. Transmission type, mounted in 50 x 50 mm mounted in frame. *This product...

Transmission type, mounted in 50 x 50 mm mounted in frame. 300 Lines / mm. Transmission type, mounted in 50 x 50 mm mounted in frame.. *This produ...

Transmission type, mounted in 50 x 50 mm mounted in frame. 600 Lines / mm. Transmission type, mounted in 50 x 50 mm mounted in frame. *This product...

Digital Light Meter used to measure the amount of ambient light Three ranges: 2000, 20000 and 50 000 Lux. Professional quality and high accuracy H...

With fixed slit fitted with achromatic objective glass and 3 element prisms. Complete in a wooden case.For the rapid examination of spectral compos...

Basic spectroscopes able to view variable light spectra Hold it up to different lights to observe which wavelengths are present Light enters th...

For demonstrating the principle of the diffraction grating and the way in which its properties are dependent upon the number of lines per unit leng...

Spectroscope has a strong housing for student use. Very good resolution Printed scale in English on metal case 7" x 4.75"x 1.125" metal case Direc...

Goniometer-type spectrometer provides hands-on experience observing and measuring light spectra 0 to 360 degree rotation, 1 degree graduations, an...

EISCO Ray Box(1) Ray box, (2) meter of flex, (2) 4mm plugs, (1) 12V - 24W B15 bulb, (1) bulb holder, (1) slit plate, (2) aluminum blanking platesTh...

Contains (2) 12V/24W lamps which require separate power supply Contains: 1 Pair of housing shields, 2 combined single and triple slit plates, 2 mu...

Effectively demonstrate the spectral lines of water vapor 26cm long tube is designed to provide a greater viewing area Made of high-quality transp...

A 26cm spectrum tube placed into this Power Supply will emit gas discharge spectral lines which can be analyzed with a spectrometer. NOTE: spectru...

Set of one Transmitter and Receiver each housed in a small plastic case. The system comes complete with 5m and 10m sheathed polymer optical fiber ...

General standGeneral purpose stand for accessories

Adjustable Iris Diaphragm made of quality black metal 3" (75mm) diameter, maximum inner diameter of 1.25" (30mm). 2.5" rod, 5" total length Use...

Conical Lamp house. 240V 15W. Mounted on a 6 mm metal rod. A 240V 15W white B.C. pygmy lamp in a conical lamp house. Mounted on a 6 mm metal rod. S...

Made of sheet metal. Supplied with clamp, rod & metal base. For sodium lamp, made of sheet metal, adjustable to any angle. Supplied with clamp...

Battery Operated LED Light Ray Box with 7 Grooves Ideal for classroom demonstrations in physics, optics, reflection, refraction and more Includes ...

Lens Cylindrical Lens Cylindrical for above

Three ranges 100, 2,000 and 20,000 Lux. Economical cost Professional quality, Separate probe.Three ranges 100, 2,000 and 20,000 Lux. Economical cos...

As per Cat. no. PH0686 but with a heavier screw thread, carrying a drum which is divided into fifty divisions giving a reading of 0.01 mm, an index...

A steel needle point mounted in a 6 mm metal rod.A steel needle point mounted in a 6 mm metal rod, giving an overall length of 80 mm approximately.

A circular white metal screen 75 mm diameter, with 10 mm centralaperture covered with 1.5 mm mesh wire gauze.A circular white metal screen 75 mm di...

Made of metal and finished in white matt colour. Size 125 x 70 x 200 mmMade of metal and finished in white matt colour, with a cut-out in one side ...

Black, circular pinhole screen Screen measures 3" in diameter Pinhole measures approximately 0.6mm in diameter Screen approximately 0.25" thick Gr...

Polarimeter is a rewarding field of study in any post-16 course to explore the applications of polarised light but expensive, precision instruments...

Comprises of two polaroids - fixed polarizer with Laurent's Half device and rotatable analyzer, mounted at the opposite ends of a tube along the sa...

Comprises of 5 inch polarising sheets mounted on graduated frame and placed on a wooden stand. Supplied with clear acrylic pieces of different shap...

Pair of polaroid sheets mounted in plastic. Each measures 50mm x 50mm. Polarized film sheet inside the plastic frame measures 45mm x 23mm. Polaro...

Apparatus Contains: (1) Sheet metal outer case, (1) Halogen Bulb, (1) Fixed Lens, (1) Wall plug, (1) Skit card with multiple options Ray box produ...

Metal, with sliding lamp housing. Supplied with single and triple slits, 50 mm wide. 12V, 21W lamp with cable and 4 mm plugs. Metal, with sliding ...

Metal case with magnetic base. Designed to be placed on a metal support like table, board, bench. Equipped with 12V - 21W bulb.Metal case with magn...

Comprising of 3 primaries and 3 secondaries colours. Size 100 x 100 mmUnmounted plastic sheets of size 100 x 100 mm, comprising of 3 primaries and ...

35 watts 35 watts for producing monochromatic light at a high intensity.

Spare Bulb Spare Bulb for above 12 volts

The EISCO Student Spectrometer is the most popular choice among universities for performing accurate prism and grating spectrometry. This high-qual...

Scale: The 150 mm diameter circle with protective plastic shield is fixed to the telescope movement and the table is attached to the double en...

LIGHT SOURCE || Spectrometer light source (110V) is predominantly monochromatic sodium and is used when conducting spectrometry experiments 2MM an...

Used as a Sodium vapour light source. These are 2mm and 4mm holes, 4mm x 20mm vertical slit. The lamp power supply housing provides two intensities...

Basic spectrometer with sturdy metal base Adjustable collimator tube, telescope and prism stand 25mm x 25mm glass prism included Approximately 10"...

Spectroscope - Plastic Rectangular Plastic, direct vision student spectroscope, fitted with a high efficiency grating in the eyepiece which produce...

Same as above but with adjustable slit. Comes with 3 cuvettes &cuvette holder.