Heat & Light
Designed for durability and clarity, these tools enable practical learning experiences in schools and laboratories.
Australian educators rely on this equipment for effective science instruction.
3-Piece 90° Corner Mirror Set, 120 mm Side Length
- Three front-surface mirrors in moulded housing, faces mutually at 90 degrees for corner-cube retroreflection.
- Returns incident ray back toward source regardless of angle of incidence, clear retroreflector demonstration.
- Practical optics teaching aid for reflection geometry, ray tracing and retroreflection behaviour.
- Same principle used in roadside and post reflectors, reflects back toward headlights from angled illumination.
- Compact demonstrator for classroom and lab experiments on reflection and reflector applications.
Bell Jar Sound in Vacuum Experiment Kit, Full Set or Spare Bell
- Bell jar vacuum experiment demonstrates sound reduction as air is removed, supports sound wave and vacuum teaching
- Full kit includes glass bell jar, vacuum plate with valve, rubber seal, bell and instructions, bell removable for other tests
- Requires electric vacuum pump, tubing and 2 x AA batteries, these are required but not included as stated
- Spare bell option supports maintenance of existing bell jar kits
- Spare bell dimensions provided, bell 60 mm diameter, overall 130 x 85 mm, supervised educational use only
Bell Jar with Ground Glass Stopper, Laboratory Vacuum Apparatus Type
• Clear soda glass bell jar with ground-in glass stopper, for vacuum and demonstration vessel setups. • Size 250 mm high × 150 mm diameter, overall 280 mm height with stopper fitted. • Stopper No. 29 supplied, ground fit supports sealing point for vacuum-related experiments. • Plate not included, designed to be used with a compatible vacuum plate or base surface. • Laboratory or educational use only, handle glass carefully and use under appropriate supervision.
Bonded Compound Bar for Thermal Expansion
- Bonded compound bars demonstrate differential thermal expansion, bar curves when heated
- Two metal layers visible by colour contrast, copper colour and silver colour surfaces
- Modern bonded construction, permanently bonded without rivets, replaces older riveted bar style
- Sizes include 150 x 12.5 mm plain or with handle, plus 100 x 12.5 mm with handle
- Used in expansion and contraction lessons to show different metals expand at different rates under heat
Brass Bar with Expansion Gauge and Insulated Handle
- Brass bar and gauge set for thermal expansion and contraction demonstrations in heat practicals.
- Heating bar increases length and diameter, bar no longer fits gauge for clear visual proof.
- Chilling gauge in ice contracts opening, bar cannot pass, compares cooling versus heating effects
- Insulating handle improves safe handling during heating and transfer between burner, ice bath, bench.
- Precision machined and size matched parts for reliable fit at reference condition, repeatable results.
Calorimeter Cups and Calorimetry Accessories of Copper
- Spun copper calorimeter cups with rolled edge, polished, nickel plated outside finish on single cup models
- Sizes: 50 x 75 mm and 75 x 100 mm diameter x height
- Inner and outer cup pair with insulation pad, mouths level, one plastic lid aligns both
- Lid has centre thermometer hole, carries stirrer with vertical action, avoids contact with thermometer
- Optional insulation box and lid for 50 x 75 mm, or Joule’s insert with 2 ohm coil and 4 mm terminals
Calorimeter Heating Blocks, Educational Metal Block Set for Heat Studies
Cast Iron Bar Breaker Apparatus
- Classic cast iron bar breaker demonstrates expansion and contraction using a heated steel bar in frame
- Cast base with gas burner heats bar until expansion breaks cast iron pin with loud report
- Fit pin while bar is hot, cooling contraction again breaks pin, showing force of temperature change
- Steel bar locked by cast iron pin, expansion bends cast iron rod until pin fails
- Fuel versions here: LP gas or natural gas, with separate coal model also noted
Classic Mechanical Equivalent of Heat (J) Apparatus
- Classic mechanical equivalent of heat “J” apparatus, Griffin-style teaching design for energy conversion practicals.
- Solid copper calorimeter supports repeatable heating trials using the same thermal mass each run.
- Mechanical friction heating and electrical heating both available for direct comparison of temperature rise.
- Thermometer temperature measurement supports simple recording, graphing, and calculation of heat versus input energy.
- Demonstrates work-to-heat equivalence, links mechanical work, electrical energy, and thermal energy in lessons.
Combined Mini Spectral Lamp Holder with Power Supply, No Lamp Supplied
- Compact direct-vision spectroscope for viewing spectra and estimating wavelength using calibrated nm scale.
- Adjustable entrance slit controls light level and band sharpness for clearer spectral separation.
- Eyepiece fitted with 600 line/mm grating to disperse light into colour and wavelength components.
- Spectrum viewed against nanometre scale, each digit represents 100 nm for quick classroom readings.
- Black chamber improves viewing conditions by limiting stray light during spectroscopy demonstrations.
Compact Magnifiers, Portable Inspection and Field Viewing Range
- Compact magnifiers for inspection, classroom and field kit use, supports close detail viewing of specimens, print and small components
- Linen tester option listed 5.5x with 30 mm lens, includes measuring scale and built in stand for stable viewing and quick size checks
- Pocket folding magnifier options listed 20 mm lens at 10x including a high quality Waltex brand version, supports portable magnification with protective folding body
- Pocket folding magnifier listed 50 mm lens model 8805, larger lens format supports wider viewing area at close range
- Twin folding magnifier listed 7x plus 7x equals 14x, supports higher magnification tasks, choose lens size and magnification to suit field of view and working distance
Complete Diffraction Practical Kit with Slits and Optical Filters
- Self-contained diffraction kit in small plastic box, low-cost setup for teaching diffraction principles.
- Monofilament lamp provides line light source, viewed through supplied photographic single and double slit sets.
- Adjustable slit included, vary slit width to compare diffraction band spacing and pattern sharpness.
- Colour filters supplied, observe different diffraction patterns for different light colours in practical lessons.
- Built-in scale behind light source measures bright and dark band spacing for basic quantitative analysis.
Concave and Convex Unbreakable Mirrors, Dual Surface Optics
- Dual surface concave and convex mirrors for optics demonstrations, compare converging and diverging reflections side by side
- Miracle mirror model listed 150 mm aluminium coated hemisphere on stand, concave back and convex front with dramatic reflection differences
- Experiments listed include real image projection effects, flashlight shadow reflection and perceived distance change in convex view
- Water fill demonstration listed for concave side, object appears to rise out of water effect for classroom engagement
- Unbreakable 100 mm plastic concave convex mirror option listed for safer handling where glass mirrors may be damaged
Concave Mirrors, 50 mm Diameter Classroom Optics Range
- 50 mm diameter concave mirror options for converging reflection and image formation optics practicals
- Focal lengths listed 5 cm, 7.5 cm, 10 cm, 15 cm, 20 cm, 25 cm, 30 cm, 50 cm
- Supports optical bench alignment and mirror equation style demonstrations in physics classes
- Useful for reflection studies, focusing light and observing real image formation at different distances
- Choose focal length to match bench length and target position, handle carefully to protect reflective surface
Concave Mirrors, 75 mm Diameter Classroom Optics Range
- 75 mm diameter concave mirror options for converging reflection and image formation optics practicals
- Focal lengths listed 7.5 cm, 10 cm, 15 cm, 20 cm, 25 cm, 30 cm, 50 cm
- Supports optical bench alignment and ray tracing activities, helps demonstrate mirror equation relationships
- Larger diameter supports wider beams and improved visibility for group demonstrations in class
- Select focal length to match bench length and target distance, handle carefully to protect reflective surface
Conductometer Heat Conduction Apparatus
Convection in Air Apparatus- Mine Shaft Apparatus
Convex Mirrors, 50 mm Diameter for Virtual Image Optics Practicals
- 75 mm diameter convex mirrors for physics optics teaching, supports divergent reflection demonstrations and basic image behaviour observation
- Focal lengths listed 7.5 cm, 10 cm, 15 cm, 20 cm, 25 cm, 30 cm to suit different optical bench distances and classroom activities
- Designed for educational use, supports hands on exploration of reflection principles and light path behaviour in practical lessons
- Useful for comparing curvature effects with plane or concave mirrors, helps illustrate virtual image concepts typical of convex mirrors
- Select focal length to match bench length and target spacing, handle carefully to protect reflective surface and use under appropriate supervision
Convex Mirrors, 75 mm Diameter Optics Reflection Range
- 75 mm diameter convex mirrors for physics optics teaching, supports divergent reflection demonstrations and basic image behaviour observation
- Focal lengths listed 7.5 cm, 10 cm, 15 cm, 20 cm, 25 cm, 30 cm to suit different optical bench distances and classroom activities
- Designed for educational use, supports hands on exploration of reflection principles and light path behaviour in practical lessons
- Useful for comparing curvature effects with plane or concave mirrors, helps illustrate virtual image concepts typical of convex mirrors
- Select focal length to match bench length and target spacing, handle carefully to protect reflective surface and use under appropriate supervision
Copper Gauze, 300 mm Square Conductive Mesh for Laboratory Use
Cylindrical Lenses, Plano Concave and Plano Convex Optics
- Cylindrical lenses for optics experiments, supports refraction demonstrations and line focusing behaviour compared with spherical lenses
- All lenses listed size 50 x 45 mm, consistent format for use in standard classroom holders and basic optical bench setups
- Plano concave options listed 6 cm, 15 cm and 30 cm focal lengths, supports diverging behaviour comparisons across focal length changes
- Plano convex options listed 6 cm, 7.5 cm, 10 cm and 15 cm focal lengths, supports converging behaviour and image formation activities
- Select focal length based on required beam spread or focus distance, label lenses clearly for practical classes and store to protect optical surfaces
Digital Lux Light Meter For Illuminance
• Digital lux meter measures illuminance 0–50,000 lux, three selectable ranges for light level work. • 18 mm LCD display, clear numeric reading for classroom and lab demonstrations and comparisons. • 0.4 s sampling time, responsive updates when moving sensor or changing light conditions. • Over-input indicator “I”, shows when light level exceeds selected range for quick adjustment. • Operating 0–50°C and under 80% RH, suitable for routine indoor lab and teaching environments.
Digital Microwave Transmitter Kit, Reflection Polarisation and Interference Teaching Set
- Digital microwave transmitter, frequency listed 10.525 Hz, paired with 360° rotating receiver for angle studies.
- Two-section guide rail rotates, brackets slide and lock, supports repeatable positioning of transmitter, receiver, and targets.
- Stainless steel reflector and polariser, magnetically attracted, enable comparative reflection and polarisation demonstrations.
- Absorption plates supplied, one acrylic and one wood, compare signal change through different materials.
- Interference accessories include scaled support rod and baffles, plus 30° 60° 90° foam guides and particles
Digital Newton Force Meter Sensor
• Digital Newton force meter sensor, displays force values electronically for clear classroom readings. • Easier force measurement than spring scales, direct digital readout reduces reading and parallax errors. • Measures both push and pull forces, supports a wider range of mechanics practical setups. • Suitable for various force experiments, compare applied force, motion response, and loading effects. • Refer to brochure for detailed specifications and suggested experiments, use per provided guidance.
Double Sided Plain Mirrors, Unbreakable Optics Reflection Range
- Double sided unbreakable plain mirrors for optics practicals, supports safe handling and repeated student use in laboratories and classrooms
- Sizes listed 50 x 50, 50 x 75, 100 x 50, 100 x 100 and 100 x 150 mm, choose reflective area to suit bench space and experiment scale
- Suitable for reflection experiments, ray alignment and basic image formation activities, also useful in refraction setups as a durable reflective element
- Unbreakable construction stated, supports longevity where glass mirrors may chip or break during frequent handling and transport
- Adjust angle and orientation as required for incident light work, keep surfaces clean for clear reflections and use under appropriate supervision
Flat Glass Plates Set of 6 for Interference Experiments
- Flat glass plates set of 6 for Newton rings and thin air-film interference practicals.
- Two plates form an air wedge using thin paper spacer at one end, contact at other.
- Produces Newton rings style fringes as light passes glass, thin air layer, and returns through glass.
- Best viewed with monochromatic source, sodium light commonly used, to make band contrast and spacing clear.
- Enables measurement of bright and dark band spacing, supports air-wedge geometry discussions in optics lessons
Frosted Acrylic Projection Screen with Feet, 200 × 200 mm
- Acrylic frosted screen, approx 200 × 200 mm, bench-top upright panel with support foot.
- One side shot blasted, creates diffuse frosted surface for clear projection viewing.
- Used for projecting images and light patterns in optics demonstrations and practicals.
- Simple stand design supports stable positioning on a table during alignment and focusing tasks.
- Suitable as a viewing screen for image formation observations in classroom optics setups.
Gravesande’s Ball and Ring Apparatus, Brass Set
- Brass bar and gauge set for thermal expansion and contraction demonstrations in heat practicals.
- Heating bar increases length and diameter, bar no longer fits gauge for clear visual proof.
- Chilling gauge in ice contracts opening, bar cannot pass, compares cooling versus heating effects.
- Insulating handle improves safe handling during heating and transfer between burner, ice bath, bench.
- Precision machined and size matched parts for reliable fit at reference condition, repeatable results.
Heat Conductivity Rods
- Thermal conductivity rods for comparing heat transfer rates between different metals in demonstrations
- Standard rod size 300 mm length and 6 mm diameter, consistent geometry for fair comparison tests
- Available as individual rods in copper, brass, iron or aluminium for replacement or single metal studies
- Also supplied as a standard set of four rods, copper brass iron aluminium, for side by side comparison
- Used to explore conductivity differences between metals in heat conduction experiments and teaching activities
Hodson Light Box and Optical Kits
- Hodson light box supports basic optics and colour blending, designed for rough student handling
- Unique 12V 30W QI lamp socket, allows one box to plug into another
- Stackable moulded banana plug leads, lens adjuster fixed, mirrors efficient and virtually unbreakable
- Includes three slit formers for multiple rays, heat resistant sets of eight colour filters and plates
- Options: full kit, light box only with slit formers, or kit with mini 240/12V transformer
Hodson Optical Bench and Lens Kit
- 1.5 m optical bench with adjustable metric scale, supports reflection, refraction, lens and image formation experiments
- Comprehensive kit includes convex and concave lenses, targets, white screen and sliding component supports
- Includes large prism and prism table plus photographic slides for multiple classroom optical demonstrations
- Choice of package: complete system with standard Hodson light box as light source or bench kit only
- Low cost, versatile optics teaching setup suited to repeating demonstrations with consistent component positioning
Holographic Diffraction Gratings
- Holographic diffraction grating film produces clear, bright diffraction patterns for optics demonstrations
- Mounted as a 35 mm slide format, convenient for handling and alignment in classroom experiments
- Two grating densities available, 500 lines/mm and 1000 lines/mm, to compare diffraction spacing effects
- Supplier notes on film protection vary by model code, including versions with no film protection
- 1000 lines/mm range includes a model with film between very thin glass sheets as specified
Hot/Cold Thermopile on Heat Sink with Socket Terminals
- Peltier thermoelectric cell, demonstrates heating and cooling when DC is applied across multiple junctions.
- Flat plate construction, one face heats, opposite face cools, temperature difference clearly observable.
- Mounted on heat sink, supports stable demonstration and improves heat spreading on hot side.
- Two 4 mm sockets for easy DC connection with standard lab leads, polarity controls hot/cold side.
- Cold face can form ice under suitable conditions, strong visual for classroom thermoelectric lessons.
didn't see what you are looking for ?
Heat and Light experiments play an important role in physics laboratories, helping students and researchers understand the behaviour of thermal energy, radiation, and the interaction of light with matter. Practical experiments in this field demonstrate concepts such as heat transfer, thermal expansion, radiation, reflection, refraction, diffraction, and optical measurement. These principles form the foundation of many scientific and technological applications, including thermodynamics, optics, spectroscopy, and energy systems.
Laboratory equipment used for heat and light experiments allows users to observe and measure how energy is transferred and how light behaves when it interacts with different materials and surfaces. Typical apparatus may include optical benches, lenses, mirrors, prisms, diffraction equipment, radiant heat demonstrators, calorimeters, thermometers, and thermal expansion apparatus. These instruments support experiments that help students visualise concepts such as wave behaviour of light, temperature change during energy transfer, and the relationship between heat and physical properties of materials.
In laboratory environments where glass components are used in heat experiments, material performance is important. Borosilicate glass such as BORO 3.3, commonly referenced under ISO 3585, is widely used due to its excellent resistance to thermal shock and chemical attack. Additional laboratory glass standards such as ASTM E438 relate to the chemical and thermal performance of glass used in laboratory apparatus, while ASTM E694 may apply where volumetric glassware is used during thermal or optical experiments.
For electrically powered optical or thermal measurement equipment used in teaching laboratories, which applies to electrical equipment used for laboratory measurement and control. Manufacturing and quality systems for laboratory equipment are commonly associated with ISO 9001 quality management practices to ensure product reliability and consistent performance.
At LabChoice Australia, we provide heat and light laboratory equipment suitable for school science laboratories, university physics departments, and educational demonstration environments. Our range is selected to support safe experimentation, clear visual demonstrations, and reliable results that help students understand the fundamental behaviour of thermal energy and optical phenomena.
Experiments in heat and light help bridge theoretical physics with real laboratory observations, allowing learners to explore energy transfer, optical properties, and the physical laws that govern light and thermal processes.



