Low cost 808nm 4W Uncooled multimode diode laser
The multi-mode semiconductor laser module series, manufactured by professional coupling technology, has compact design, stable output power, high power, high efficiency and convenient packaging. It provides solutions for fiber laser and direct application manufacturers.

File Name : Format: Size:

Description Feedback
Features
Single emitting point diode laser;
High output power 4W;
High stability;
0.22NA 105 um core multimode fiber;
Parallel seam welding 2-PIN package;
Standard central wavelength 808nm.

Applications
Medical care;
Lighting;
Pump source;
Material processing.

Electro-Optical Parameters

Parameter

Symbol

Min

Typical

Max

Unit

Operating output power

Pout

4.0

 

 

W

Range of available wavelength

λ

805.0

808

811.0

nm

Spectral width @ FWHM

Δλ

 

3.5

 7

nm

Threshold current

Ith

-

0.4

-

A

Operating current at Pout

Iop

 

4.2

4.5

A

Operating voltage at Pout

Vop

 

1.8

2.0

V

Power conversion efficiency

-

 

50%

 

-

Slope efficiency

η

 

1.0

 

W/A

Minimum bend radius

-

 37.5

 

-

mm

Fiber core/cladding diameter

DCOR

 

105/125

 

µm/µm

Fiber numerical aperture

NA

 

0.22

 

-


Package

Original Carton Package;
As customers‘ requirement.

Shipping
5-10 Working days after receive the payment;
Shipment: Air transportation(DHL / UPS / TNT / Fedex / EMS / CHINA POST);
Shipping fee depends on the weight and size.


Payment
For large orders: T/T, Credit card;
For small orders: Paypal are accepted.
 
Warranty
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.) 
 
Refund & Replacement
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.