Faraday rotators are used in Faraday isolators to prevent undesired back propagation of light from disrupting or damaging an optical system.

Main aperture as below and specified by the customer.

Diameter: 2.4mm,4.4mm,5.0mm,6.0mm,10mm,15mm,20mm,25mm,30mm

Working wavelength: 532nm,633nm,650nm,850nm,1064nm,1550nm