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Vhg

SureLock Wavelength Stabilized Lasers

SureLock Wavelength Stabilized Lasers

--> SureLock Wavelength Stabilized Diode Lasers All SureLock™ Wavelength-Stabilized Diode Lasers incorporate the Coherent PowerLocker ® VHG filter to provide single-frequency or narrowed linewidth spectral performance, stabilized temperature operating characteristics, and low power consumption –…

Volume Holographic Grating Filters (VHG)

Volume Holographic Grating Filters (VHG)

--> Volume Holographic Grating Filters (VHG) All Coherent Volume Holographic Grating Filters (VHGs) are bulk “solid-state” diffractive holographic filters made from a proprietary photosensitive optical glass, which unlike thin films or gels, can deliver ultra-stable, degradation free performance…

SureLock Wavelength Stabilized Laser Diode Modules

SureLock Wavelength Stabilized Laser Diode Modules

…SureLock Wavelength Stabilized Laser Diode Modules All SureLock™ Wavelength Stabilized Laser Diode Modules incorporate the Coherent PowerLocker® VHG filter to provide single-frequency or narrowed linewidth spectral performance, stabilized temperature operating characteristics, and low power…

NoiseBlock™ ASE Filters and Beamsplitters and CleanLine™ Filter and Laser Systems

NoiseBlock™ ASE Filters and Beamsplitters and CleanLine™ Filter and Laser Systems

…in laser diodes to provide a pure, ASE free, single frequency laser. The NoiseBlock™ 90/10 Beamsplitter Filters utilize the same narrow-band VHG technology, and are designed to diffract 90% of the incoming light that matches the designed Bragg wavelength and incident angle. All other wavelengths…

Wavelength Stabilized Benchtop Laser for Raman

Wavelength Stabilized Benchtop Laser for Raman

…1% power stability and less than 1-minute warm-up. All SureLock Series lasers are stabilized using the PowerLocker ® Volume Holographic Grating (VHG), ensuring precise, ultra-stable center wavelengths, low temperature dependence, and consistent optical performance over the locked region. The…

SureLock™ LM Series/Compact Laser Modules

SureLock™ LM Series/Compact Laser Modules

--> SureLock™ LM Series/Compact Laser Modules Coherent’s LM Series Compact Laser Modules incorporate the SureLock VHG-stabilized laser diode to deliver steady, single frequency or spectrum narrowed performance in an ultra-compact footprint. Offering both computer and integrated user controls, the LM…

SureLock™ 785/830/976/1064 nm Butterfly OEM Laser Module

SureLock™ 785/830/976/1064 nm Butterfly OEM Laser Module

…mounting in virtually any orientation. All SureLock™ Series lasers are stabilized using the Coherent PowerLocker ® Volume Holographic Grating (VHG), ensuring precise, ultra-stable center wavelengths, low temperature dependence, and consistent optical performance over the locked region. The narrowed…

LMFC Series High Power Multimode Fiber Coupled Laser Modules

LMFC Series High Power Multimode Fiber Coupled Laser Modules

--> LMFC Series High Power Multimode Fiber Coupled Laser Modules Coherent’s new LMFC Series High Power Multimode Fiber Coupled Laser Modules set a new standard for power and performance. Incorporating a SureLock™ VHG-stabilized laser diode, the LMFC delivers steady wavelength stabilized performance…

LMFC Series Fiber Coupled Laser Modules

LMFC Series Fiber Coupled Laser Modules

--> LMFC Series Fiber Coupled Laser Modules Coherent’s new LMFC Series Fiber Coupled Laser Modules set a new standard for power and performance. Incorporating a SureLock™ VHG-stabilized laser diode, the LMFC delivers steady wavelength stabilized performance in an ultra-compact, fiber coupled module.…

Microsoft Word - VHG-FAC Paper 07-01-05 .doc

Microsoft Word - VHG-FAC Paper 07-01-05 .doc

…configuration of diode laser, FAC and VHG for narrowing and stabilizing the wavelength.
The optical element presented in this paper combines the two functions of stabilizing and collimating the output power
of diode lasers6. For this purpose a VHG element is equipped with an acylindrical…

115-80026 wavelength stabilized laser diode user manual-1.pdf

115-80026 wavelength stabilized laser diode user manual-1.pdf

…1. Principle of wavelength stabilization Laser diode VHG Dark spot: Cone of light contributing to diode feedback Laser diode VHG Dark spot: Cone of light contributing to diode feedback Figure 1: schematic of the short external cavity laserwith VHG All TO-can wavelength stabilized lasers available at…

Sample manuscript showing specifications and style

Sample manuscript showing specifications and style

…of previous external cavity based on VHG [9]. The novel external cavity laser is shown schematically in
Fig.2(a). The reflective VHG has a slanted grating (grating vector not orthogonal to the facet of the VHG). The
orientation of the VHG is purposely misaligned to produce a diffracted…

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