what is the color/wavelength of the visual light? is it a solid or blinking light?

Dear customers, the light color of Visual Fault Locator is Red, the wavelength of Visual Fault Locator is 650nm, it has 2 work mode - solid & blinking light(Refer to the video). Thank you for your support, we focus on optical fiber accessories, if you have more needs, please visit the store. Wish you a nice life.

para medir un enlace, necesito dos equipos: 1 para generar y otro pare medir RX?

Para eso lo que necesitas es un otdr, ese metro es para medir la intensidad de la luz

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