Juniper Networks ERX Hardware 8 - Manual (Page 87)

Cabling ERX Routers
CLASS 1 LED PRODUCT.
In accordance with EN60825-1, Safety of Laser Products - Part 1: Equipment
Class, Requirements, and User’s Guide (2001), single-mode I/O modules
with SC connectors are defined as follows:
CLASS 1 LASER PRODUCT.
WARNING: Do not look directly into SC-style fiber connectors. The fiber-optic laser
used in single-mode fiber (SMF) meets the regulatory requirements for casual
exposure to the eye; however, looking directly into a laser can cause eye damage.
WARNING: IEC 825, Class 1 laser fiber connectors are for connection only to
Class 1 laser devices.
SC duplex connectors have the same basic shape as LC duplex connectors,
but are slightly larger. See Figure 33.
Cabling I/O Modules 69