Precision Interferometer Optics Educational Kits

The Precision Interferometer is a versatile optical instrument that integrates three important interferometric systems into a single platform. The apparatus supports Michelson Interferometer, Fabry-Perot Interferometer, and Twyman-Green Interferometer configurations, providing a comprehensive solution for advanced optics education and laboratory experiments. The system enables the study of two-beam interference, multiple-beam interference, spectral analysis, refractive index measurements, and optical component testing. Its stable construction and precision adjustment mechanisms ensure reliable experimental results and accurate measurements. The modular design allows users to switch easily between different interferometer configurations, making it suitable for university-level teaching, research laboratories, and advanced optics training. An optional VGA camera system can be used to display interference fringes on monitors, projectors, or computer displays for enhanced demonstrations and analysis. Manufactured by Atico Export India.

Michelson Interferometer :

• Two-Beam Interference Studies
• Wavelength Measurements
• Refractive Index Determination
• Fringe Analysis

Fabry-Perot Interferometer :

• Multiple-Beam Interference Observation
• Spectral Line Analysis
• Wavelength Measurement

Twyman-Green Interferometer :

• Optical Component Testing
• Lens Inspection
• Prism Inspection
• Transparent Window Analysis

Experiments :

• Two-Beam Interference Observation
• Equal-Inclination Fringe Observation
• Equal-Thickness Fringe Observation
• White-Light Fringe Observation
• Measurement of Sodium D-Line Wavelength
• Measurement of Sodium D-Line Wavelength Separation
• Determination of the Refractive Index of Air
• Determination of the Refractive Index of a Transparent Slice
• Multiple-Beam Interference Observation
• Measurement of He-Ne Laser Wavelength
• Observation of Sodium D-Line Interference Fringes
• Demonstration of the Twyman-Green Interferometer Principle
• Interference Fringe Acquisition and Display Using VGA Camera (Optional)

Beam Splitter & Compensator Flatness :

• 0.1 λ

Coarse Mirror Travel :

• 10 mm

Fine Mirror Travel :

• 0.625 mm

Fine Adjustment Resolution :

• 0.25 μm

Fabry-Perot Mirror Diameter :

• 30 mm

Mirror Reflectance :

• 95%

Wavelength Measurement Accuracy :

• Relative Error: 2% for 100 Fringes

Sodium Lamp Power :

• 20 W

Tungsten Lamp Power :

• 30 W, Adjustable

He-Ne Laser Output Power :

• 1.5 mW

He-Ne Laser Wavelength :

• 632.8 nm

Air Chamber Length :

• 80 mm

Pressure Range :

• 0–40 kPa

Optional VGA Camera Specifications :

Sensor Size :

• 1/3"

Resolution :

• 1920 × 1024 Pixels

Pixel Size :

• 2.8 μm × 2.8 μm

Crosshair Lines :

• Up to 32 Adjustable Lines

Output Format :

• VGA

Control Method :

• Rear Keypad and Menu System

Main Platform :

• Quantity: 1

Ground Glass Screen :

• Quantity: 1

Beam Expander :

• Quantity: 1

Extension Arm :

• Quantity: 1

Two-in-One Observation Screen :

• Quantity: 1

Transparent Slice Sample :

• Quantity: 1

Transparent Slice Clamp :

• Quantity: 1

Mirrors :

• Quantity: 2

Mirror Mounts :

• Quantity: 2

Beam Splitter Assembly :

• Quantity: 1

Sodium-Tungsten Lamp with Power Supply :

• Quantity: 1 Set

Mounting Base for Sodium Lamp Housing :

• Quantity: 1

Alignment Aperture Posts :

• Quantity: 2

He-Ne Laser with Power Supply :

• Quantity: 1 Set

Air Chamber with Gauge :

• Quantity: 1 Set

Manual Counter :

• Quantity: 1

• Three Interferometer Modes
• Stable Base for Precise Measurements
• Compact and Lightweight Design
• Includes He-Ne Laser, Sodium-Tungsten Lamp, and Air Chamber
• Optional VGA Camera for Fringe Display and Projection
• Easy Mode Switching and Alignment
• Detailed Instruction Manual