What is a similarity between OM3 and OM4 fiber optic cable?

The correct answer is A. Both have a 50 micron core diameter. OM3 vs OM4: Similarities They have the same fiber core size 50/125 and the termination of the connectors is the same. Additionally, both of them are designed for use with 850-nm VCSELS (vertical-cavity surface- emitting lasers) and have aqua sheaths.

Submitted by ravi_2018· Mar 5, 2026Network Fundamentals

Question

Options

ABoth have a 50 micron core diameter
BBoth have a 9 micron core diameter
CBoth have a 62.5 micron core diameter
DBoth have a 100 micron core diameter

How the community answered

(38 responses)

A
92% (35)
C
3% (1)
D
5% (2)

Explanation

OM3 vs OM4: Similarities They have the same fiber core size 50/125 and the termination of the connectors is the same. Additionally, both of them are designed for use with 850-nm VCSELS (vertical-cavity surface- emitting lasers) and have aqua sheaths.

Topics

#OM3 fiber#OM4 fiber#fiber optic cable#core diameter

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