Application Notes

Application Notes

Introduction to Laser Frequency Stabilization

The steps outlined in this application note can be used to stabilize a TLB-7000, TLB-6900, or TLB-6300 series tunable diode laser to a reference cavity using the Pound-Drever-Hall stabilization …

Application Notes

The Michelson Interferometer Experimental Setup

Albert A. Michelson won the 1907 Nobel Prize in Physics “for his optical precision instruments and the spectroscopic and metrological investigations carried out with their aid.” One …

Application Notes

FM Spectroscopy With Tunable Diode Lasers

Frequency-modulation spectroscopy is a powerful tool that can achieve high sensitivities with a relatively simple experimental setup. Tunable diode lasers, in particular, can make the …

Application Notes

Phase-Shifting Interferometry for Determining Optical Surface Quality

Determining the surface quality of a critical component—the deviation from the intended shape whether flat, spherical, etc.—is crucial to high-precision manufacturing. Traditional methods …

Application Notes

Solar Simulator Dermatological Applications

Oriel® Sol-UV Solar Simulators can be used in a wide variety of dermatological applications in both new research and in commercial sun protection product verification. In commercial …

Application Notes

Light Sources in Mars Simulation Chamber

Scientists at the Kennedy Space Center, FL used Oriel® Light Sources in their Mars Simulation Chamber (MSC). The MSC was designed to accurately maintain the pressure (7 mb). temperature …

Application Notes

Swept-Wavelength Testing: Saving Time and Bringing Real-Time Process Control to the Manufacturing Environment

With the recent trend towards higher channel counts in telecommunications systems, the efficiency of wavelength-characterization measurements is becoming a major issue. Although the …

Application Notes

Tunable Lasers Applications to Spark Your Imagination

Interferometry is widely used to make precision length and displacement measurements ranging from less than a nanometer to tens of meters. Researchers used our 630-nm TLB-6304 laser …

Application Notes

Two-Dimensional (X-Y) Stiles-Crawford Effect

Dr. Philip Kruger at the State University of New York, College of Optometry, used 100 W Quartz Tungsten Halogen Oriel® Light Sources and Optical Accessories to build a system to measure …

Application Notes

Analog and Digital Modulation of LQx and DLx Series Laser Diodes - Technical Note

The LQA and DLA series represents laser modules with 20MHz analog beam modulation. The LQD and DLD series represents a laser module with 100MHz TTL digital modulation. Analog modulation …

Application Notes

Frequency Comb Research Advances Using Tunable Diode Lasers

The discovery of the optical frequency comb and the breakthrough work of Hänsch and Hall in refining the frequency comb technique have revolutionized the field of scientific metrology. …

Application Notes

Advanced Programmable Wavelength Markers For Swept Laser Based Test-Measurement Applications

For widely tunable laser, tuning speed and linearity are the terms or specifications quite often being used for characterizing the tuning performance. Tuning linearity is usually defined …

Application Notes

Controlling Temperatures of Laser Diodes Thermoelectrically - AN01

In many applications, active temperature control improves the performance of optoelectronic devices. In most solid-state detectors, noise decreases with operating temperature. Responsivity …

Application Notes

Selecting and Using Thermistors for Temperature Control - AN02

Thermally sensitive resistors (thermistors) are used widely in laser diode and detector cooling applications because of their high sensitivity, small size, ruggedness, fast response …

Application Notes

Protecting Your Laser Diode - AN03

It’s been said that there are two types of researchers - those who have blown a laser diode and those who will. While that may be an exaggeration, it’s certainly true that today’s lab …

Application Notes

Laser Diode Characteristics Overview - AN05

Diode lasers have been called “wonderful little devices.” They are small and effi cient. They can be directly modulated and tuned. These devices affect us daily with better clarity …

Application Notes

Thermistor Calibration and Steinhart-Hart - AN04

Thermistors provide an inexpensive and accurate temperature monitor for use with laser diodes. The nonlinear resistancetemperature characteristics of a Negative- Temperature Coeffi …

Application Notes

Choosing the Right Laser Diode Mount for Your Application - AN06

The multitude of laser diode packages available today make selecting the correct mount for laboratory, development, or production testing seem a daunting task. This Application Note …

Application Notes

Mode Hopping in Semiconductor Laser Diodes - AN08

In this Application Note, we show that mode hopping is directly correlated to noise in the total intensity, and that this noise is easily detected by a photodiode. We also show that …

Application Notes

Pulsing a Laser Diode - AN11

Relatively high peak powers and effi cient operation have made pulsed laser diodes ideal for applications such as solid-state laser pumping and range fi nding. These higher peak powers …

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