Oct 31, 2026Technical Insights
VCSEL vs DFB Laser for Atomic Clocks and Precision Sensing
Compare VCSEL and DFB lasers for atomic clocks and precision sensing by linewidth, modulation, optical power, SWaP, packaging and system architecture.
Insights: Technology, Applications & Corporate News
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Oct 31, 2026Technical Insights
How to Evaluate an Alternative to the Vixar V00140 for a Cesium Atomic Clock
How to qualify a Vixar V00140 alternative for a cesium atomic clock by comparing 894.6nm VCSEL specifications, modulation, mechanics and Cs-cell performance.
Oct 31, 2026Application Insights
How Do You Choose Between 630nm 660nm and 680nm for Red Light Skin Applications
Compare 630nm, 660nm and 680nm for red light skin devices by evidence, tissue depth, irradiance, dose and product design to choose the right wavelength or combination.
Oct 31, 2026Technical Insights
How Do You Specify Linewidth and SMSR for a VCSEL
Learn how to specify VCSEL linewidth, SMSR and polarization requirements for atomic clocks, magnetometers and precision sensors, including test conditions and RFQ wording.
Oct 31, 2026Technical Insights
How Do You Choose a Light Source for a Rubidium Atomic Clock?
How to choose a rubidium atomic clock light source: 795nm D1 matching, temperature tuning, single mode behaviour, linewidth, 3.417GHz modulation and aging.
Oct 31, 2026Application Insights
How to Select and Arrange Light Sources for a Red Light Face Mask
How to select and arrange light sources for a red light face mask: wavelength, irradiance, dose, emitter pitch, uniformity, heat and LED vs VCSEL trade-offs.
Oct 31, 2026Technical Insights
VCSEL vs Edge Emitting Laser Which Should You Use
Choose between a VCSEL and an edge emitting laser by matching beam geometry, wavelength behavior, single-emitter power, array needs, manufacturability, and system cost to the real application.
Oct 31, 2026Technical Insights
Why Use VCSELs in PPG Wearables
VCSELs can give PPG wearable developers tighter optical geometry, controlled wavelength behavior, and compact near infrared packaging, but the benefit still has to be proven at the photodetector.
Oct 31, 2026Technical Insights
Why Do Red Light Panels Feel Hot on the Skin
Why does a red light panel feel hot? An OEM guide to irradiance, distance, drive conditions, source losses, airflow, and thermal troubleshooting.
Oct 31, 2026Technical Insights
Single Mode vs Multimode VCSEL Which Should You Choose
Single-mode vs multimode VCSEL comparison for OEMs. See how beam quality, power, spectrum, polarization, and application needs affect selection.
Oct 31, 2026Technical Insights
How to Select a Red Light Source for a Hair Growth Device
Select a red light source for a hair-growth device by matching evidence, wavelength, delivered irradiance, emitter layout, packaging, and production consistency.
Oct 31, 2026Technical Insights
VCSEL or LED: Which Light Source Fits Your Device?
VCSEL or LED? Compare wavelength, beam direction, system efficiency, cost, and validation steps to choose the right source for an OEM device.
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