Physics – Central Science Supplies http://centralscience.spiderns.com School and College Science Supplies Tue, 13 Oct 2026 17:41:32 +0000 en-GB hourly 1 https://wordpress.org/?v=7.1.3 TEL-X-OMETER http://centralscience.spiderns.com/product/tel-x-ometer/ http://centralscience.spiderns.com/product/tel-x-ometer/#respond Tue, 13 Oct 2026 17:41:32 +0000 http://centralscience.spiderns.com/product/tel-x-ometer/ The Tel-X-Ometer enables investigations to be carried out in the normal school laboratory. Extensive safety precautions are built into the apparatus, which conforms completely to the recommendations of the International Commission on Radiological Protection, 1968.

Schools should check CLEAPSS guide L93 Ionising Radiations and Radioactive Substances before purchase.

The radiation level at 50mm from any part of the surface of the instrument does not exceed 0.5mR per hour. Also, in accordance with the recommendations laid down, a warning card is supplied with each instrument for affixing to the door of the room where the experiments are to be conducted.

The apparatus is in effect an X-ray spectrometer which, by means of simple adaptations, will fulfill a range of requirements as follows:

A broad beam of X-rays for analysis of their general properties

Single crystal Bragg Diffractometer having a scale accuracy of 5 minutes of arc

Powder Camera for Debye/Scherrer experiments to an accuracy of 30 minutes of arc

Fluorescent radiation emitter for a study of the Moseley Theory

An experimental region for the mounting of innovative studies of the teachers choice.

Specification:

A specially designed miniature X-ray tube is used which protrudes through the cast aluminium base of the spectrometer table and is enclosed within a thick walled lead glass dome.

The apparatus is supplied with the X-ray tube installed and aligned for immediate use. Every instrument is carefully checked under working conditions before dispatch, in addition to thorough testing of the X-ray tube itself.

Mains power is supplied via 2m of 3-core cable and a sector enables the instrument to operate on voltages between 110 and 240, at 50 to 60Hz.

A detailed instruction book is provided giving set-up details, notes for twenty-five experiments (using the accessory set) and teacher?s notes. Height 250mm, diameter 370mm. Mass 9kg. Supplied complete with X-ray tube.

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RESONANCE TUBE AND COMPLEMENTS, SET http://centralscience.spiderns.com/product/resonance-tube-and-complements-set/ http://centralscience.spiderns.com/product/resonance-tube-and-complements-set/#respond Tue, 13 Oct 2026 17:40:11 +0000 http://centralscience.spiderns.com/product/resonance-tube-and-complements-set/ Resonance Tube and Complements, Set
Consists of:

ESP60340 Resonance Tube Set 1 pc
ESP60296 Audio Frequency Generator 1 pc
Oscilloscope 1 pc
Connecting Lead DC 50 cm, Black 2 pcs
Connecting Lead DC 50 cm, Red 2 pcs
Manual Book 1 exp

RESONANCE TUBE SET
ESP60340

Resonance tube gives the easy of experiment about sound. Loudspeaker which is connected to the audio generator produces stable wave pattern
with changeable sound frequency.

Size : Overall 1185 x 100 x 150 mm
Material : Flexiglass

Set Consist of :
Resonance Tube 1 pc
Microphone 1 pc
Sound Level Meter 1 pc

Dimension :(L) 122.00 x (W) 16.00 x (H) 14.50 cm
Weight :2.475 kg

AUDIO FREQUENCY GENERATOR
ESP60296

A tool wave signal generator, which produces a square wave, sinusoidal, triangle, saw, and pulse. 8 ? output impedance with enough power to drive the Vibration Generator (ESP60299) and Loudspeaker with Wood Holder , output to input to the Audio Frequency Amplifiers .
Frequency Range : 0.1 Hz – 110 kHz
Distortion sinus wave is less than 2% (1kHz)
Maximum output power : 3 watts at 8 ? load
Input Voltage 110/220 VAC
Protection fuse (fuse) : 0.5 A (him. 5 x 20 mm)

OSCILLOSCOPE 30 MHZ

Measuring limit : 30 MHz
The number of canals : 2
The rate of footage : 250 MS/s and 10.000 point recording data
Screen : Colored TFT LCD 8 inch
Resolution : 800 x 600 pixels
Operating X-Y
Input voltage : 220V
Equipped with VGA terminal to connect oscilloscope with a projector as well as USB terminal communication and LAN to be connected to a computer
Result of measurement/waveform can be stored in internal memory or flashdisk
Oscilloscope can also record the signals and replay the record.There are autoscale function, FFT function , mathematical function to operate a signal of the two canals and 20 variable automatic measurements function
Equipped with guidelines on menu “Help”
Complete with probe intensity and manual book

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Compact Versatile Millikan Apparatus http://centralscience.spiderns.com/product/compact-versatile-millikan-apparatus/ http://centralscience.spiderns.com/product/compact-versatile-millikan-apparatus/#respond Tue, 13 Oct 2026 17:36:00 +0000 http://centralscience.spiderns.com/product/compact-versatile-millikan-apparatus/ Revolutionize Education with Our Compact Versatile Millikan Apparatus
Unlock the secrets of quantum charge with our Compact Versatile Millikan Apparatus. This compact device is designed for seamless demonstrations of the quantum nature of electric charge and precise determinations of the elementary charge, all in an integrated setup. Witness the power of scientific exploration as this apparatus simplifies complex concepts, making them accessible to both educators and students.

Key Features of the Compact Versatile Millikan Apparatus:

Expanded Key Features

  • Compact design facilitates easy storage and transportation. Compact design measuring 32 x 41 x 24 cm
  • All-in-one setup enhances convenience for educators and students. All sensors and measuring devices included; no external equipment needed
  • Choose between float-sink or rise-sink methods for experiments. Demonstrate quantum charge using the float-sink or rise-sink method
  • Monitor crucial parameters in real time for accurate results. Display of voltage (U), rise and fall times (tS and tF), temperature (T), pressure (p), and viscosity (n)
  • Intuitive controls on the base and touch screen display for user-friendly operation. Operate with switches and rotary controls on the base and touch screen display unit.
  • Adjustable LED intensity ensures optimal illumination for observations. Green LEDs illuminate oil droplets with adjustable intensity.
  • Precision tracking across the entire field of view with the measuring microscope. Measuring microscope with special eyepiece for accurate tracking
  • Safety cover promotes a clean and secure experimental environment. Experimental chamber protected by a cover for clean and secure work
  • Automated time measurements streamline the experimental process. Integrated time circuit for automatic start and stop of time measurements.
  • Comprehensive package includes all necessary components for immediate use. Includes basic device, experiment chamber, measuring microscope, oil atomizer, oil, and plug-in power supply

Revolutionize your educational experience with our Quantum Charge Measurement Apparatus. This integrated device simplifies complex quantum charge concepts, offering versatility, precision, and user-friendly controls. Explore the world of quantum physics effortlessly with this all-in-one apparatus.

Notes:

For Educational and Training Purposes Only: The provided items are models intended for educational and training purposes. Always follow manufacturers’ instructions, prioritizing safety.

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Air Track 2m Complete http://centralscience.spiderns.com/product/air-track-2m-complete/ http://centralscience.spiderns.com/product/air-track-2m-complete/#respond Tue, 13 Oct 2026 17:35:35 +0000 http://centralscience.spiderns.com/product/air-track-2m-complete/ Explore Physics Unleashed: Dynamic Air Track 2m Complete for Advanced Experiments!
Dive into the realm of physics exploration with our Dynamic Air Track 2m Complete. Tailored for advanced experiments, this apparatus creates an ideal friction-free environment, ensuring quantitatively superior results. The key phrase, “Dynamic 2m Air Track,” encapsulates the essence of this comprehensive set, equipped with Photo Gates and a Timer Counter, specifically designed to delve into the basic laws of motion.

Key Features of the Dynamic Air Track 2m Complete:

  • Extended Rail Length: The 2-meter rail length provides ample space for advanced experiments, allowing in-depth studies in uniform motion, acceleration, velocity, and various laws of motion.
  • Precision Time Measurement System: Integrated photo gates and a timer counter offer precise time interval measurements during experiments, crucial for events like collisions and simultaneous occurrences.
  • Experiment Manual Guidance: A comprehensive experiment manual accompanies the kit, providing step-by-step guidance for optimal setup and execution.
  • Versatile Experiment Topics: Explore a diverse range of experiment topics, including conservation of momentum and energy, simple harmonic motion, inertial and gravitational mass, explosion dynamics, ‘g’ measurement, and friction force along the track.
  • Supporting Tools Compatibility: For experiments requiring additional tools or components, the kit is designed to seamlessly integrate with supporting equipment, offering flexibility in experiment design.

Dimensions: Crafted for efficiency and convenience, the Dynamic 2m Air Track is designed to be compact without compromising on the experimental capabilities.

Specifications: 
This air track has 2 meter rail length is use for advanced experiment.
Provided with experiment manual book.
Experiment topics:
Uniform Motion, Uniform Acceleration, Instantaneous and Average, Velocity, Newton’s Laws of Motion, Conservation of Momentum,
Conservation of Energy, Simple Harmonic Motion, Inertial and Gravitational Mass, Explosion, ‘g’ Measurement, Friction Force Along the Track

Some experiments need some other supporting tools or other components that can be borrowed from other kit.

Unleash the full potential of physics experimentation with our Dynamic 2m Air Track. From fundamental laws to advanced dynamics, this kit provides educators and students with a versatile platform for immersive learning.

Notes: Before embarking on experiments, thoroughly review the provided operating instructions. Utilize only manufacturer-approved accessories and consumables compatible with our equipment. Substituting with non-approved items may compromise performance and void warranties. Always prioritize safety in laboratory activities, adhering to recommended safety practices.

 

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Air Track Complete 1.5M http://centralscience.spiderns.com/product/air-track-complete-1-5m/ http://centralscience.spiderns.com/product/air-track-complete-1-5m/#respond Tue, 13 Oct 2026 17:35:12 +0000 http://centralscience.spiderns.com/product/air-track-complete-1-5m/ Unlock Dynamic Insights with Our Friction-Free Air Track Complete 1.5M!
Embark on a journey of precision and discovery with our Friction-Free Air Track Complete 1.5M. Designed for both kinematic and dynamic experiments, this apparatus ensures a friction-free state, yielding quantitatively superior results. The key phrase, “Friction-Free Air Track Kit,” epitomizes the essence of this comprehensive set, providing educators and students with an ideal platform for in-depth studies in basic laws of motion.

Key Features of the Friction-Free Air Track Complete 1.5M:

  • Time Measurement Precision: The integrated photo gates and timer counter offer unparalleled accuracy in determining time intervals during experiments, crucial for events like collisions and various motion scenarios.
  • Versatile Experimentation: Explore a wide range of experiment topics, including uniform motion, uniform acceleration, Newton’s Laws of Motion, conservation of momentum, energy, simple harmonic motion, inertial and gravitational mass, explosion, ‘g’ measurement, and friction force along the track.
  • Comprehensive Rail Length: The 1.5-meter rail length provides an optimal setup for fundamental experiments, ensuring a robust foundation for kinetic and dynamic studies.
  • Experiment Manual Guidance: Included experiment manual guides users through the setup and execution of experiments, enhancing the overall educational experience.
  • Supporting Tools Compatibility: Some experiments may require additional supporting tools or components, offering flexibility and adaptability to cater to diverse experiment needs

Specifications: 

The air track has 1.5 meter rail length is used for basic experiments only
Provided with experiment manual book.

Experiment topics:
Uniform Motion
Uniform Acceleration
Instantaneous and Average
Velocity
Newton’s Laws of Motion
Conservation of Momentum
Conservation of Energy
Simple Harmonic Motion
Inertial and Gravitational Mass
Explosion
‘g’ Measurement
Friction Force Along the Track

Dimensions: Compact and efficiently designed for easy setup and storage, the Friction-Free Air Track 1.5M Complete Set maximizes utility without compromising space.

Elevate your physics experiments with our Friction-Free Air Track 1.5M Complete Set. Uncover the intricacies of motion, velocity, and energy with a tool meticulously crafted for precision and educational value. This set provides a holistic approach to understanding fundamental physics concepts.

Notes: Before diving into experiments, carefully review the provided operating instructions. Utilize only manufacturer-approved accessories and consumables designed for compatibility with our equipment. Prioritize safety in all laboratory activities by adhering to recommended safety practices.

 

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OPTICS KIT PANEL TYPE http://centralscience.spiderns.com/product/optics-kit-panel-type/ http://centralscience.spiderns.com/product/optics-kit-panel-type/#respond Tue, 13 Oct 2026 17:35:00 +0000 http://centralscience.spiderns.com/product/optics-kit-panel-type/ Set of device and items needed to carry out simple experiments and observation on the basic properties of light when it falls on a surface or when it passes through some optical TRANSPARENT block or slabs of various shapes and some reflecting surfaces or mirror.

Experiment Topics :
Diffusion of Light
P 31 01 Propagation of Light
P 31 02 Shadow
P 31 03 Lunar Eclipse (Model)
P 31 04 Solar Eclipse (Model)
Reflection
P 32 01 The Law of Reflection
P 32 02 Rotating Mirror
P 32 03 Regular Reflection
P 32 04 Diffuse Reflection
P 32 05 Image Point on a Plane Mirror
P 32 06 Virtual Image on a Smooth Mirror
P 32 07 Concave Mirror
P 32 08 Path of Rays in a Concave Mirror
P 32 09 Images in a Concave Mirror
P 32 10 Movement of Rays in a Convex Mirror
P 32 11 Path of Rays in a Convex Mirror
P 32 12 Path of Rays when Forming an Image in a Convex Mirror
Refraction
P 33 01 Refraction of Light
P 33 02 Total Reflection in Water
P 33 03 Calculating the Index of Refraction
P 33 04 Total Reflection in Glass
P 33 05 Total Reflection in a Semi-Circular Body
P 33 06 Basic Principle of a Photo-conductor
P 33 07 Photo-conductor, Flexible
P 33 08 The Plane Parallel Plate
P 33 09 Refraction of Light in a Prism
P 33 10 Deviating Prism
P 33 11 Inverting Prism
P 33 12 Torricelli’s Prism Lenses
P 34 01 Refraction at Convex Lens
P 34 02 Refraction at Concave Lens
P 34 03 Position of The Focal Point of a Biconvex Lens
P 34 04 Position of The Focal Point of a Thin Plano convex Lens
P 34 05 Position of The Focal Point of a Thick Plano convex Lens
P 34 06 Refractive Effect of Convergent and Divergent Lenses on Diverging
P 34 07 Lens Systems
P 34 08 Special Rays on a Convergent Lens
P 34 09 Special Ray Paths on a Plano-Convex Lens
P 34 10 Special Ray Paths on a Concave Lens
P 34 11 Path of Rays When Forming an Image on a Convergent Lens
P 34 12 Path of Rays When Forming an Image on a Divergent Lens
The Eye
P 35 01 Ocular Accommodation
P 35 02 Faulty Vision and Its Correction Farsightedness
P 35 03 Faulty Vision and Its Correction Nearsightedness
Optical Instruments
P 36 01 Path of Rays in a Single Lens Reflex Camera
P 36 02 Path of Rays in a Slide Projector
P 36 03 Model of a Microscope
P 36 04 Model of an Astronomical Telescope
P 36 05 Model of a Galilean Telescope
Color
P 38 01 Dispersion of Color
P 38 02 Spectral Colors Cannot Be Further Dispersed
P 38 03 Converging Spectral Colors To Make White
P 38 04 Mixed Color of a Partial Spectrum
P 38 05 Complementary Colors ? Color Theory
P 38 06 Subtractive Mixing Colors
P 38 07 Additive Mixing Colors Magnetic Mounting System for Fast and Easy Setup
A Large optical objects model which are more clearly visible
A very sharp resolution xenon lamp
More than 50 experiments with fully photographed manual experiment

Additional tool (sold separately) :
-Power Supply 5A, 12V (ESP60751/5A)
-Connecting Lead DC 100 cm, Black
-Connecting Lead DC 100 cm, Red

Dimension :(L) 0.00 x (W) 0.00 x (H) 0.00 cm
Weight :23.400 kg

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Comprehensive Ultrasonic Student Kit http://centralscience.spiderns.com/product/comprehensive-ultrasonic-student-kit/ http://centralscience.spiderns.com/product/comprehensive-ultrasonic-student-kit/#respond Tue, 13 Oct 2026 17:34:33 +0000 http://centralscience.spiderns.com/product/comprehensive-ultrasonic-student-kit/ Explore Sound Waves with the Comprehensive Ultrasonic Student Kit
Embark on a captivating journey into the realm of sound waves with our Comprehensive Ultrasonic Student Kit. This kit is specially curated to provide an immersive learning experience for students eager to delve into the fascinating world of ultrasonics. With a comprehensive set of components, from ultrasonic control units to parabolic mirrors, students can conduct hands-on experiments that unlock the mysteries of sound propagation and absorption. Get ready to unleash your curiosity and expand your knowledge with this all-inclusive educational kit.

Key Features of the Comprehensive Ultrasonic Student Kit:

  • Ultrasonic Control Unit: The kit includes a high-quality ultrasonic control unit, enabling students to generate and manipulate ultrasonic waves for a wide range of experiments.
  • Transmitters and Receiver: Two ultrasonic transmitters and one ultrasonic receiver are included, allowing students to explore the transmission and reception of ultrasonic signals.
  • Ultrasonic Goniometer: A goniometer is provided for angle measurements, enhancing the precision of experiments involving the reflection and refraction of sound waves.
  • Slider Set: Three sliders with clamping posts (40 mm) enable students to adjust the positions of components with ease, facilitating experiments on wave interference and resonance.
  • Ultrasonic Apertures: A set of ultrasonic apertures with an angle bracket is included for diffraction experiments, helping students understand the bending of sound waves.
  • Frame Aperture: The kit features an ultrasonic frame aperture designed for absorption experiments, allowing students to investigate the behavior of sound waves when they encounter different materials.
  • Parabolic Mirror: An ultrasonic parabolic mirror is included for experiments involving sound reflection and focusing, expanding students’ comprehension of wave behavior.

Comprehensive Ultrasonic Student Kit consisting of:

  • 1x Ultrasonic control unit
  • 2x Ultrasonic transmitter
  • 1x Ultrasonic receiver
  • 1x Ultrasonic goniometer
  • 3x Slider with clamping post 40 mm
  • 1x Ultrasonic apertures, set of, with angle bracket
  • 1x Ultrasonic frame aperture for absorption experiments
  • 1x Ultrasonic parabolic mirror

Storage:

  • 1x Box insert Ultrasonic
  • 1x Storage box II big, with cover,
  • Box -insert plan with 2 labels

Dimensions:

  • The dimensions of the individual components vary; refer to the provided user manual for specific measurements.

The Ultrasonic Student Kit offers an extensive array of components to explore the world of sound waves. From the ultrasonic control unit to transmitters, receivers, and specialized accessories, this kit empowers students to conduct hands-on experiments that deepen their understanding of ultrasonics.

Note: This educational kit is intended for academic purposes and is designed to enhance students’ knowledge of sound wave phenomena.

 

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OSCILLOSCOPE ANALOG DUAL CHANNEL, 50MHZ http://centralscience.spiderns.com/product/oscilloscope-analog-dual-channel-50mhz-2/ http://centralscience.spiderns.com/product/oscilloscope-analog-dual-channel-50mhz-2/#respond Tue, 13 Oct 2026 17:33:15 +0000 http://centralscience.spiderns.com/product/oscilloscope-analog-dual-channel-50mhz-2/ Dual Channel Analog Oscilloscope, 50MHz

Features:
Dual channel 50MHz
High sensitivity 1mV/DIV
10 times sweep magnification
TV synchronization; X-Y mode
Z-axis modulation input; CH1 signal output
High illumination internal graticule CRT
Japanese encoded switch, reliable and durable
Fully sealed durable attenuation switch
ALT triggering function, enabling simultaneous observation of two independent signals
Trigger level lock function; Auto synchronize function

Specifications:

Vertical System
Sensitivity: 5mV~5V/DIV, 10 steps in 1-2-5 sequence
Sensitivity accuracy: ~3%; X5MAG: ~5%
Vernier sensitivity: 1/2.5 or less than panel indicated value
Bandwidth: DC~50MHz (X5MAG: DC~15MHz)
Rise time:Approx. Approx. 7ns (X5MAG: Approx. 23.3ns)
Input impedance: Approx. 1M//Approx. 25pF
DC balance shift: 5mV~5V/DIV: ~0.5DIV
Vertical mode: CH1, CH2, DUAL (ALT/CHOP), ADD, CH2 INV
Chopping repetition frequency: Approx. 250kHz
Input coupling: AC, GND, DC
Max. Input voltage: 400V peak-peak, AC frequency?1kHz
Common mode rejection ratio: >50:1 at 50kHz sine wave (set CH1 and CH2 at same sensitivity)
CH2 INV BAL: Balanced point variation~1DIV (referred to graticule center)

Horizontal System:
Sweep time base:0.2us~0.5s/DIV, 20 steps in 1-2-5 sequence
Sweep time base accuracy: ~3%, X10MAG: ~5% (20ns~50ns/DIV uncalibrated)
Vernier sweep time base: ~1/2.5 of panel indicated value
Sweep magnification: X10 (Max. sweep time base 20ns/DIV)
Position shift caused by X10MAG: Within 2DIV at CRT screen center
Linearity:5%, X10MAG: 10% (0.2s~1us)

Trigger System:
Trigger mode: AUTO, NORM, TV-V, TV-H
Trigger level lock: Provided
Trigger source: CH1, CH2, LINE, EXT
Trigger coupling:AC: 20Hz to full bandwidth

CRT
Display:6″ rectangle, internal graticule, 8x10DIV (1DIV=1cm)
Phosphor: P31
Accelerating voltage: Approx. 2kV (20MHz); Approx. 12kV (40MHz)
Trace rotation: Adjustable at front panel

General
Power source: AC110V/220V?10% selectable, 50/60Hz, Max.35VA
Accessories: Power cord x1, Operation manual x1, Probe x2
Dimension: 310x150x455mm
Weight: Approx.8kg

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THERMODYNAMICS AND WAVE KIT 1 http://centralscience.spiderns.com/product/thermodynamics-and-wave-kit-1/ http://centralscience.spiderns.com/product/thermodynamics-and-wave-kit-1/#respond Tue, 13 Oct 2026 17:33:10 +0000 http://centralscience.spiderns.com/product/thermodynamics-and-wave-kit-1/ Experiment Topics :
GU 1 Wave Reflection on Flat Field
GU 2 Wave Reflection on Curves Field
GU 3 Wave Refraction
GU 4 Wave Diffraction I
GU 5 Wave Diffraction II
GU 6 Wave Interference
GU 7 Wave on a String, Part I
GU 8 Wave on a String, Part II
PU 1 Heat Capacity
PU 2 Specific Heat
PU 3 Heat of Fusion
Corrugated Box Thermodynamics Kit ESP-LSW-T&W K-1 (English) 1 pc
Experiment Manual Book 1

Additional tool (sold separately) :
-Audio Frequency Generator (ESP60296)
-Power Supply 3A, 36W (ESP60751)
-G Clamp 4 inch
-Balance 311 gr
-Steel Ruler 50 cm

Dimension :(L) 66.00 x (W) 38.00 x (H) 32.00 cm
Weight :13.400 kg

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ROTARY PENDULUM KIT http://centralscience.spiderns.com/product/rotary-pendulum-kit/ http://centralscience.spiderns.com/product/rotary-pendulum-kit/#respond Tue, 13 Oct 2026 17:32:52 +0000 http://centralscience.spiderns.com/product/rotary-pendulum-kit/ This apparatus is used to investigate oscillation as damping is varied.
Free, forced and chaotic oscillation may be generated.

The resonator consists of a wheel with spokes, made of sheet copper and mounted on ball bearings,
with a flat spiral spring.
The resonator is excited by means of lever mechanics, using a drive motor connected to a cam.
Rough or fine adjustment of motor speed is possible. Damping is provided by an eddy current brake.
Surrounding the resonator is a scale shaped like a ring.
Slits in the scale and pointers on the resonator and exciter lever can be used to project shadows for better visualising how the experiment works. Apparatus mounted on a base plate.

Motor power supply: 24 V DC, min. 600 mA
Damping unit power supply: 0 – 12 V DC, continually variable
Dimensions: 400 x 140 x 270 mm

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