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XL Series LED Sources* (cont’d)
577XL-AS100, optimized for full-fill condition of 100/140 µm fiber
with a NA of 0.29
Farfield Specification (NA)
Nearfield Specification (MFD)
Relative
Intensity
Low
High
Relative
Intensity
Low
High
5%
0.245
0.255
5%
80.0
95.0
15%
0.210
0.225
15%
70.0
85.0
75%
0.100
0.120
75%
30.0
45.0
577XL-M90, 578XL-M90, optimized for full-fill condition of
62.5/125 µm fiber with a NA of 0.275
Farfield Specification (NA)
Nearfield Specification (MFD)
Relative
Intensity
Low
High
Relative
Intensity
Low
High
5%
0.250
0.275
5%
57.0
63.0
15%
0.230
0.255
15%
53.0
59.0
75%
0.100
0.130
75%
29.0
35.0
MFD = Mode Field Diameter
NA = Numerical Aperture (sine of scan angle)
Measu
rement
Devices
Germany & Other Countries
Laser Components GmbH
Tel: +49 8142 2864 – 0
Fax: +49 8142 2864 – 11
[email protected]
www.lasercomponents.com
United Kingdom
Laser Components (UK) Ltd.
Tel: +44 1245 491 499
Fax: +44 1245 491 801
[email protected]
www.lasercomponents.co.uk