Wire Helix (Slinky) - 55mm
Ideal for demonstrating different types of waves. Flat-section steel wire in helical coil.
Dimensions:
Wire Helix (Slinky) - 165mm
Ideal for demonstrating different types of waves. Flat-section steel wire in helical coil,
Diameter: 75mm
Height: 165mm
Wire Helix (Slinky) - 110mm
Height: 110mm
A set of optical apparatus for all types of optical experiment involving reflection, refraction and colour mixing. The principal component is a ro
A set of optical apparatus for all types of optical experiment involving reflection, refraction and colour mixing. The principal component is a robust light box finished in matt black with a 20W halogen lamp with 0.75m of twin flex. One end of the box has a cylindrical convex lens in an adjustab...
Clear acrylic blocks which are all 15mm thick. All faces are fully polished.
The set comprises 7 blocks in a storage tray as foll
Clear acrylic blocks 15mm thick. All faces fully polished.
Comprises 7 blocks in storage tray as follows:
• Rectangle 75 x 50mm
• Semi-circular 75mm diameter
• Triangle 60º x 60º x 60º, 58mm side
• Triangle 90º x 45º x 45...
Set of spare slit plates for use with the Light Box and Optical Set (B8A44106).
Spare slit plates for the Light Box and Optical Set.
Light box, with formers for a collimating lens and slit plates. This ray box is versatile and allows all colour mixing experiments due to the hing
The bare light box, with formers for a collimating lens and slit plates.
Double-sided plastic plane mirrors with high quality mirror finish. These mirrors are flexible, unbreakable and can be cut into different shapes.
Ideal for use by children, these mirrors are flexible, unbreakable and can be cut into different shapes. They can be taped together for multiple reflections.
Both sides are covered with a protective film.
Dimensions: 75 x 25mm
Pack size: 10
For the examination of the spectral composition of light sources, radiant bodies, etc. The instrument gives a brilliant spectrum with a dispersion
For examination of the spectral composition of light sources, radiant bodies, etc. The instrument gives a brilliant spectrum with a dispersion of approximately 11°. The slit is of fixed width and is protected by a glass cover plate. The eyepiece is mounted at the end of a draw tube and is ad...
Spare collimating lens for the Ray Optics Box (B8R06342).
Spare collimating lens for Ray Optics Boxes.
Spare Ray Box slit plates suitable for use with the now discontinued Economy Science Ray Box.
Spare slit plates for Low Cost Ray Box.
Dimentions: 45mm x 75mm
Spare Ray Box slit plates, suitable for the Philip Harris Ray Optics Box (B8R06342) & the Battery Operated Ray Box (B8R06343).
Spare slit plates for Philip Harris Ray Optics Box.
Dimensions: 50mm x 100mm
Spherical Lenses: Double Convex
With optically worked faces and ground edges, for educational purposes.
Optically worked faces
Ground edges
Refractive index: 1.52.
Focal Length: 50mm,
Diameter: 38mm,
Power: +20D
Sold in packs of 5
Dimensions: +20D
Focal Length: 50mm
Diameter: 50mm
Focal Length: 100mm
Power: +10D
Dimensions: +10D
Focal Length: 150mm
Dimensions: +6.6D
Focal Length: 200mm
Power: +5D
Dimensions: +5D
Focal Length: 300mm
Power: +3.3D
Dimensions: +3.3D
Focal Length: 500mm
Power: +2D
Sold in Packs of 5
Dimensions: +2D
Spare 45mm glass double convex cylindrical lens for use with the, now discontinued, Economy Ray Box.
Spare 50mm double convex cylindrical lens for Philip Harris Ray Optics Box.
Excellent quality aluminium plain shank tuning forks with frequency marked on.
Set of 8 containing:
Excellent quality nickel-plated, plain shank tuning forks with frequency marked on. Set of 8 containing: A 426Hz, B 480Hz, C 256Hz, C 512Hz, D 288Hz, E 320Hz, F 341Hz and G 384Hz. Supplied in a wooden box for storage.
An ideal solution to the common physics experiment demonstrating that sound will not travel in a vacuum.
Place the bell jar on the pump plate
Place the bell jar on the pump plate, briefly connect the power supply. The bell can be heard ringing. Connect the vacuum pump to the pump plate and evacuate as much air as possible. Cl...
The OWON SDS5032E-V is a great value-for-money dual-channel oscilloscope (30 MHz) with a maximum real-time sample rate of 125 MSa/s per channel (25
• 30MHz bandwidth
• 250mS/s per channel
• =5.8ns rise time
• 8 inch colour TFT LCD display
• Dual channel with external trigger
• Normal sample, peak detect and average sampling mode
• Record length...
An economically priced, high-quality, precision manufactured instrument capable of quantitative work. The main structural parts including the colli
An economically priced, high-quality, precision manufactured instrument capable of quantitative work. The main structural parts including the collimator and telescope bodies are manufactured from heavy castings for durability and precision. This lab-quality spectrometer offers excellent quality a...
A battery operated LED Ray Box comprising of a die cast enclosure which delivers white light but runs much cooler than conventional incandescent la
A battery operated LED Ray Box comprising of a die cast enclosure which delivers white light but runs much cooler than conventional incandescent lamp models. It uses the latest cool ultra bright LED technology giving superior white light. Supplied complete with slit plate and its own battery powe...
A ventilated Ray Optics box which is open fronted with extended sides finned externally for heat dissipation and vertical internal grooves to accom
A ventilated Ray Optics box open fronted with extended sides finned externally for heat dissipation and vertical internal grooves to accommodate a slit plate and cylindrical lens. It includes a 12 volt, 21 watts lamp with one meter of twin flex ending in 4mm connectors, a single and triple slit,...
The Power Amplifier is a very useful classroom resource that allows students to amplify and listen to a variety of audio sources ranging from micro
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 with a 3.5mm headphone socket, to signal generators equipped with 4mm socket outputs. The amplifier is particularly suitable...
The Vibration Generator gives mechanical oscillations when fed by signals from an oscillator/A.F. amplifier (e.g. a Power Signal Generator - B8G857
The Vibration Generator gives mechanical oscillations when fed by signals from an oscillator/A.F. amplifier e.g. a Power Signal Generator. A special high temperature coil system enables the unit to be operated at its maximum rating for a prolonged period without damage due to overheating.
...
Intended for teacher demonstrations only. The Rubens' Tube is a 2m long aluminium tube with a row of small holes drilled along the top and 20W loud
Intended for teacher demonstrations only. The Rubens' Tube is an Aluminium tube with a row of small holes drilled along the top and 10W loudspeaker mounted at one end. Full instructions included. Users will need a gas source (Natural or LPG) and a power signal generator to run the speaker.
Intended for teacher demonstration use, the Rubens' Tube Pro is an exciting and very visual way to demonstrate the concept of a standing wave.
The Rubens’ Tube Pro is an exciting and very visual way to demonstrate the concept of a standing wave.
By making measurements it is also possible to calculate the speed of sound. The Rubens Tube Pro has a built-
in amplifier so it can be driven by a wide range of signal sources...
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 i
The ancestor of all cameras, this hand-held camera obscura projects an image onto a screen inside the box.
The wooden camera is supplied in kit form and has an authentic look and feel when assembled.
This compact unit from Lascells provides an elegant method of demonstrating the wave phenomena of reflection, diffraction, refraction and interfere
This compact unit provides an elegant method of demonstrating the wave phenomena of reflection, diffraction, refraction and interference with none of the setting-up problems usually associated with ripple tanks. The concept has been further developed to offer new features and simplicity in this ...
For demonstrating the production of beat frequencies. Comprises two nickel plated forks A (440 Hz) mounted on individual wooden boxes. One fork is
For demonstrating the production of beat frequencies. Comprises two nickel plated forks A (440 Hz) mounted on individual boxes. One fork is provided with adjustable mass by means of which frequency may be shifted from the nominal 440 Hz. When both forks are sounded a clearly audible 'beat...
This high quality Ripple Tank from Optika combines ease of use with high visual resolution and responsiveness. The stroboscopic lamp is fitted with
This high quality Ripple Tank combines ease of use with high visual resolution and responsiveness. The apparatus includes a variety of dippers and accessories, allowing exploration of a wide range of wave phenomena, including wave propagation, reflection, refraction, interference patterns and st...
Clear acrylic bioconcave and bioconvex blocks.
Clear acrylic bioconcave and bioconvex blocks. Thickness: 25mm. Bioconvex size: 115 x 75mm. Sold in a pack of 2 (one of each).
The SDS1022 digital oscilloscope from Owon offers reliable measurement technology for a great price.
It is ideal for the workshop, hobbies or
The SDS1022 digital oscilloscope offers reliable measurement technology for a really good price.
Ideal for the workshop, hobbys or educational use.
The 7 colour TFT LCD panel with a resolution of 800 × 480 allows excellent readability of the waveforms
It offers a 20 MHz bandwi...
The Unilab Midi Ripple Tank provides a simple and effective way for students to investigate the properties of waves. The ripple tank is completely
The Unilab Midi ripple tank provides a simple and effective way for students to investigate the properties of waves. The ripple tank is completely self-contained, requiring minimal set-up compared to traditional equipment. Simply add water and connect to a power signal generator and a 12V dc pow...
Bring modern technology into your classroom with this raybox for the 21st century.
This unit is for studying ray optics. It contains 3 laser
This unit is for studying ray optics. It contains 3 laser diode modules. The power of each diode is less than 1mW and the wavelength is 650nm.
The Rayzer is supplied with a plugtop power supply and is m...
This set of lenses, prisms and mirrors is intended for use with our RayZer Lightbox. The plastic lenses are 15mm thick. The base of each lens has
This set of lenses, prisms and mirrors is intended for use with our RayZer Lightbox. The plastic lenses are 15mm thick. The base of each lens has been treated so that the passage of the beam can be clearly seen inside the plastic.
The lens set comprises of:
3 prisms
1 recta...
Replacement bell Jar for the Bell in a Bell Jar Experiment (B8L11149).
Bottom flange is ground flat to ensure a perfect seal.
Replacement Bell for the Bell in a Bell Jar (B8L11149).
Plastic, adjustable lens holder to accommodate a range of lens sizes.
Narrow Steel spring ideal for transverse wave motion experiments showing standing waves through interference between two waves, reflection of waves
For refraction, reflection and wave demonstrations. The tank is transparent, long and narrow to give an adequate path length for wave experiments.
Unmounted Plane Glass Mirrors - 75mm x 25mm
Unmounted Plane Glass Mirrors - 150mm x 50mm
Unmounted Plane Glass Mirrors - 100mm x 75mm
A simple but effective device for demonstrating the symmetrical nature of plane surface reflection. It consists of a tinted Perspex screen, 150 x 1
Rectangular clear Perspex block. Useful for Ray Optics experiments. All faces are fully polished.
Rectangular block made from high quality glass with optically worked surfaces. All angles are accurately worked.