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4 of 5

8/9/2007
#11024

724-746-5500

   blackbox.com

TS1300A

TS515A-R2, TS520A-R2:

Power meter

LED light source

9-volt alkaline battery

Waterproof carrying case

ST adapter (TS520A-R2 only)

Users’ manual

TS525A, TS525AE:

Dual laser source

120-VAC, 60-Hz or 230-VAC, 50-Hz wall pack with 
(4) AA nickel-cadmium batteries

ST adapter

Users’ manual

TS1300A:

Power meter

120-VAC, 60-Hz wall pack with (4) AA nickel-cadmium
batteries for power meter

LED source

9-volt alkaline battery for LED source

Users’ manual

TS510A-R2:

Visible Light Laser Source

9-volt alkaline battery

Users’ manual

WHAT‘S INCLUDED

Quality-made fiber cable is the key to mechanical
splices.

Mechanical splices are now reliable and low-cost for your

fiber applications, thanks in large part to cable manufacturers.

During production, manufacturers’ equipment can

measure a cable’s outside diameter—as well as its
concentricity, ovality, and centering—to within less than one
micron. For example, core and cladding diameters can be
measured to 0.05 microns and core/cladding concentricity to
less than 0.04 microns. With equipment capable of calculating
such accurate measurements, manufacturers are able to
produce today’s high-quality cables—and this makes it easy
for mechanical splices to splice multimode or single-mode
fibers.

Technically Speaking

Fiber optic cable construction.

Fiber optic cable consists of a core, cladding, coating,

strengthening fibers, and cable jacket. 

Core

This is the physical medium that transports optical data

signals from an attached light source to a receiving device.
The core is a single continuous strand of glass or plastic that’s
measured (in microns) by the size of its outer diameter. The
larger the core, the more light the cable can carry.

All fiber optic cable is sized according to its core’s outer

diameter.

The three multimode sizes most commonly available are

50, 62.5, and 100 microns (µ). Single-mode cores are generally
less than 9 microns.

Cladding

This is a thin layer that surrounds the fiber core and serves

as a boundary that contains the light waves and causes the
refraction, enabling data to travel throughout the length of
the fiber segment.

Coating

This is a layer of plastic that surrounds the core and

cladding to reinforce the fiber core, help absorb shocks, and
provide extra protection against excessive cable bends. These
buffer coatings are measured in microns and can range from
250 to 900 microns. 

Strengthening fibers

These components help protect the core against crushing

forces and excessive tension during installation. 

The materials can range from Kevlar® to wire strands to

gel-filled sleeves. 

Cable jacket

This is the outer layer of any cable. Most fiber optic cables

have an orange jacket, although some types can have black or
yellow jackets.

Technically Speaking

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