940nm 12W CW Diode Laser Bare Chip

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Product Description

The 940nm 12W CW Diode Laser Bare Chip, output power 12W, long lifetime, high efficiency, widely used in Industrial pump, Laser illumination, R&D and other fields.

Product Detail

1. Summary of 940nm 12W CW Diode Laser Bare Chip

The 940nm 12W CW Diode Laser Bare Chip, output power 12W, long lifetime, high efficiency, widely used in Industrial pump, Laser illumination, R&D and other fields.

2. Introduction of 940nm 12W CW Diode Laser Bare Chip

The 940nm 12W CW Diode Laser Bare Chip, output power 12W, long lifetime, high efficiency, widely used in Industrial pump, Laser illumination, R&D and other fields.

3. Features of 940nm 12W CW Diode Laser Bare Chip

Wavelength 940nm;

Output power 20W;

Working life > 20000h;

Low dark current, Low capacitance;

High reliability, Long operation life;

4. Application of 940nm 12W CW Diode Laser Bare Chip

Industry;

Pump;

Illumination;

Medical treatment.

5. Characteristics of 940nm 12W CW Diode Laser Bare Chip

Parameter	Symbol	Min.	Typ.	Max.	Unit
Operation
Center wavelength	λc	936	939	942	nm
Optical output power	Po	-	12	-	W
Operation mode	-	CW			-
Power modulation	-	-	100	-	%
Electro Optical Data
Fast axis divergency (FWHM)	θ⊥	-	29	-	deg
Slow axis divergency (FWHM)	θ‖	-	9	-	deg
Spectral bandwidth (FWHM)	Δλ	-	4	-	nm
Pulse wavelength	λ	927	930	933	nm
Slope efficiency	η	0.95	1.0	-	W/A
Conversion efficiency	-	54	58	-	%
Threshold current	ITH	-	0.7	1.0	A
Operating current	IOP	-	13.0	14.5	A
Operating voltage	VOP	-	1.7	1.9	V
Temperature characteristics(dλ/dT)	-	-	0.34	-	nm/℃
Polarization	-	-	TE	-	-
LD Operating temperature	-	-	25	-	℃
Geometrical
Emitter width	W	-	95	-	µm
Emitter pitch	P	390	400	410	µm
Cavity length	L	3990	4000	4010	µm
Thickness	D	110	130	150	µm

6. LIV Curve of 940nm 12W CW Diode Laser Bare Chip

7. Deliver,Shipping And Serving of 940nm 12W CW Diode Laser Bare Chip

All products have been tested before shipping out;

All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)

We appreciate your business and offer an instant 7 days return policy. (7 days after receiving the items);

If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;

If the items are defective, please notify us within 3 days of delivery;

Any items must be returned in their original condition to qualify for a refund or replacement;

The buyer is responsible for all the shipping cost incurred.