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Fiber Optic Switches

KD*P Electro-optic Switch (QD15H)

Supplier

Crystech

Part Number

QD15H

Specifications

Parameter	Value
Collimation	<0.5 °
Insertion Loss	<2 %
Wavefront distortion (λ) [633nm]	λ/6@633 nm
Quarter-wave voltage	~3400 V
Scratch/Dig	20/10
Clear Aperture	≥90 %
Coatings [1064nm(R<0.2%), or customised upon request]	AR@1064 nm(R<0.2 %), or customised upon request
Damage threshold [10ns 10Hz at 1064nm]	1 GW/cm² 10 ns 10 Hz at 1064 nm
Operation wavelength	1064 nm
Clear Aperture (Φ)	Φ15mm
Size (Φ)	Φ30 mm ×44 mm
Capacitance	<8 pF
Voltage Extinction Ratio [CP; Cross Polarizers]	>2000:1 (CP)
Voltage Extinction Ratio [PP; Parallel Polarizers]	>1500:1 (PP)
Chemical Formula	KD2PO4
Transparency Range	200-1600nm
Nonlinear Coefficients	d36=0.40 pm/V
Refractive index (at 1064nm)	No=1.4948, ne=1.4554
Electro-optical Coefficients	r41=8.8 pm/V r63=25 pm/V
Longitudinal half-wave voltage (Vπ) [λ=546nm]	Vπ=2.98KV(λ=546 nm)
Absorptance	0.006 /cm
Optical damage threshold	>1 GW/cm2
Extinction ratio	>30 dB
Sellmeier equations of KD*P (λ in um)	no2=1.9575544+0.2901391λ2/(λ2-0.0281399)-0.02824391λ2+0.004977826λ2
Sellmeier equations of KD*P (λ in um)	ne2=1.5005779+0.6276034λ2/(λ2-0.0131558)-0.01054063λ2+0.002243821λ2

Applications

Industrial laser system；Medical Laser system；Aesthetic Laser system；Military Laser system

Key Features

High Extinction Ratio；Low Insertion Loss；High damage threshold；Wide working temperature range；Low capacitance；Low current Leakage

Datasheet

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Supplier Information

Crystech

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CRYSTECH Inc. was established in the beautiful coastal city of Qingdao in 2001. We take "serving the progress of laser technology and promoting the development of laser industry" as our mission, and engage in the Research and Development, Production, and Sales of laser crystals, Q-switches, Nonlinear optical crystals, Laser optical components, and related laser devices. It has now become a world’s leading manufacturer of core components for solid-state lasers. Our products are widely used in various fields such as medical and aesthetics lasers. CRYSTECH has modern offices and production plants with a total area of more than 8000 square meters. We passed ISO9001 Quality Management System certification in 2006. The Quality Management System has been implemented in all departments from R&D to production, from pre-sales to after-sales, covering the whole processes from company management to customer satisfaction. As a world-renowned laser components manufacturer, we provide one-stop solutions for core components of solid-state lasers. CRYSTECH’s main products cover eight categories: Laser crystals, Q- switches, Nonlinear crystals, 1535nm bonding crystals, Laser optical components, Laser modules, Laser cavities, and Laser handpieces. Among them, the most representative products include Alexandrite rods, Nd:YAG rods, RTP Q-Switch, KD*P Pockels Cells, KTP crystals, 1535nm bonding crystals, Cell Mirrors, Polarizers, 755nm long pulse laser module, Ceramic reflector and Dye Handpiece, etc. CRYSTECH supports and serves customers, and creates value for them. We are willing to develop and progress together with our customers.

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KD*P Electro-optic Switch (QD15H)

Crystech · Fiber Optic Switches

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KD*P Electro-optic Switch (QD15H)

Specifications

Applications

Key Features

Datasheet

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