Free Space Optical Isolator 980nm with 70dB Isolation, 3.5mm Clear Aperture for Laser Systems

Price Negotiable

Price: Negotiable

MOQ: 1pc

Delivery Time: 3-4 weeks

Brand: Crystro

Product Description

Customized Free Space Optical Isolator

Our free-space optical isolators (Faraday isolators) and Faraday rotators are available across a comprehensive wavelength spectrum from 400nm to 1064nm, delivering exceptional performance with typical isolation reaching 40 dB for single-stage units and up to 75 dB for dual-stage configurations.

Key Features

Superior performance and reliability for demanding applications
High isolation with minimal insertion loss
Low, medium, and high power options available
High-power models feature exit ports for return signal monitoring or beam injection
Customizable sizes and wavelengths to meet specific requirements

Technical Documentation

Performance Specifications

Parameter	UV	VIS	NIR	IR
Center Wavelength	355nm	405-980nm	1030, 1064nm	1319, 2000, 4500nm
Operating Wavelength Range	≥±10nm	≥±10nm	≥±15nm	≥±10nm
Peak Transmission	>93%	>90%	>92%	>90%
Peak Isolation	>35dB	>35dB	>30dB	>35dB
M2 Degradation	<10%	<10%	<10%	<10%
Clear Aperture	3, 4mm or custom	3, 4mm or custom	2, 3, 4, 5, 8, 10, 12mm or custom	3, 4mm or custom
Optical Power (Average)	1, 5, 10W or specified	10, 30, 50W or specified	10, 30, 50, 100W or specified	10, 30, 50W or specified
Damage Threshold	3.5J/cm² @ 10ns	3.5J/cm² @ 10ns	10J/cm² @ 10ns	5J/cm² @ 10ns
Storage Temperature Range	-20°C to 70°C
Tunable Temperature Range	10°C to 30°C

Primary Applications

Maintain linear polarization of light in optical systems
Prevent back-reflection effects in laser diode applications
Eliminate instability in amplified laser systems caused by amplified spontaneous emission (ASE)
Reduce Nd and Yb oscillations from ASE created by amplifiers