In 2018 April, TUCSON-OPTIC made the TC-84 Fiber Ranger with Optical Power Meter according to customer's requiremens. 

The wavelengths of the built-in Optical Power Meter is special: 850/1270/1310/1490/1550/1577/1610nm.

If you have any special requirements of the products, please contact us freely. TUCSON-OPTIC has the ability to offer complete OEM service.