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2 μm Fused WDM

The 2 μm Fused Wavelength Division Multiplexer combines or separates light at 1570 nm (800 nm) and 2000 nm windows. They offer very low insertion loss and excellent environmental stability.

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Product Detail

Key Features	Applications
Excellent Environmental Stability	High Power Fiber Laser
Low Insertion Loss	Fiber Laser

Specifications
Parameter	Unit	Value
Longer Operating Wavelength	nm	2000 ± 20 or specify
Max. Insertion Loss¹	dB	0.6
Min. Isolation¹	dB	13
Max. Polarization Dependent Loss¹	dB	0.15
Shorter Operating Wavelength	nm	1570 ± 20	800 ± 20	650 ± 20
Max. Insertion Loss¹	dB	0.6	0.6	1.5
Min. Isolation¹	dB	17	17	15
Thermal Stability	dB/℃	≤ 0.002
Min. Return Loss²	dB	55
Min. Directivity	dB	55
Max. Optical Power (Continuous Wave)	mW	500
Operating Temperature	℃	- 40 to + 75
Storage Temperature	℃	- 40 to + 85

¹Test at central wavelength only. IL is 0.3 dB higher for each connector added.
²RL is 5 dB lower for connector added.

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Subject : 2 μm Fused WDM

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2 μm Fused WDM

2 μm Polarization Maintaining Fused WDM

980/1550 nm Singlemode WDM

For Industrial Lasers

2 μm Fused WDM

2 μm Polarization Maintaining Fused WDM

980/1550 nm Singlemode WDM