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LEOI-20 Interferometer of Michelson
The table-type design Michelson Interferometer facilitates easy examination of study sample into the light path. It is suitable for physics education in various higher learning institutions.
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LEOI-21 Interferometer of Michelson and Fabry-Perot
This equipment can be easily transformed between the historically important Michelson Interferometer and the high resolution Fabry-Perot Interferometer. It applies to optical experiment in physics teaching at institutions of higher learning.
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LEOI-22 Precision Interferometer
This equipment integrates the historically important Michelson interferometer, the high resolution Fabry-Perot interferometer and the useful Twyman-Green interferometer into one unit. The Michelson interferometer is still an important instrument in today's laboratories.
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LEOI-30 Diffraction Intensity System
The system is suitable for general physics experiments in universities, featuring stable performance, easy operation, LED display and accurate reading. The photocell receiver includes an amplifier.
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LEOI-40 Experimental System for Polarized Light
This experimental system is for study of polarized light. Students can complete the following experiments through manual operation:
1.Polarizing reflection, 2.Measuring Brewster angle 3.Verifying Malus' law
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LEOI-50 Experimental Device for Semiconductor Laser Pumping
By putting a KTP crystal into the cavity to generate frequency-doubled light, it is possible to observe frequency doubling phenomenon, and measure frequency doubling efficiency, phase matching angle and other basic parameters.
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LEOI-51 Laser Mode Analyzer
This device allows users to quantitatively assess the mode characteristics of laser. Users may perform laser mode analysis on computer (provided by user) after connecting USB cable to PC or observe the mode spectrum with an oscilloscope connected.
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LEOI-60 Single-photon Counting Experimental System
This single-photon counter, specially used for weak signal measurement, can be combined with grating spectrograph to detect weak signal, Raman spectrum and fluorescence spectrum of substances, etc.
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LEOI-61 Single-photon Counting Experiment System
The experimental system, composed of single photon counter and external light path, employs pulse height discrimination technology and digital counting technology and has a higher linear dynamic range.
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LEOI-100 Multi-channel Optical Analyzer
This is an accurate tool for physics experiment and spectrum analysis in light source studies at universities, colleges and research institutes.
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LEOI-101 Modularized Multifunctional Grating Spectrometer
The modular structure that makes experiments and tests much easier, are recommended to physics laboratories of institutions of higher learning. With new appearance and powerful software, the product offers an advanced means to users for test.
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SGC-1A Ellipsometer
This is a manually experimental demonstrator of Ellipsometer. An input beam of random polarization is firstly transferred to a linear polarized beam by passing a polarizer.
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LEDI-1 Experimental Unit of Planck's Constant
Electronic speckle pattern interferometry (ESPI) is a method for studying object surface deformation. It involves techniques of computing image processing and holographic interferometry.
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XGS-1 Electronic Speckle Pattern Interferometry Experimental System
This is an instructional instrument that demonstrates photoelectric effect and quantifies current-voltage characteristics of photocathode upon illumination by monochromatic light at different frequencies.
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LEOI-200 Fourier Transform Spectrometer
The LEOI-200 is designed to demonstrate the principle of Fourier Transform Spectrometry. It is designed for visible measurement spectral range of 400~800 nm.
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LEMI-1 CCD Young' s Modulus Measuring Instrument
The measurement of Young's modulus is one of the classical assignments that frequently appear in the basic laboratory courses of general physics at colleges and universities.
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LETI-1 Thermal Expansion Experiment Unit
This instrument allows electric heated metal sample to drive planeĀ mirror by means of its linear expansion. The resulting changes in optical path difference in a Michelson Interferometer induce variation in interference fringes.
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