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BSI PD ISO/TS 22247:2022

BSI PD ISO/TS 22247:2022

$142.49

Optics and photonics. Effective numerical aperture of laser lenses. Definition and verification procedure

Published By Publication Date Number of Pages
BSI 2022 28
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PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
12 4 Coordinate systems
5 Short description of the verification procedure
13 6 Permitted beam sources
7 Measurement of the beam propagation ratio of the initial probe laser beam (before collimation)
8 Measurement of the divergence angle of the initial laser beam (before collimation)
14 9 Verification of the effective numerical aperture of rotational symmetric laser lenses based on the beam propagation ratio
17 10 Verification of the effective numerical aperture of rotational symmetric laser lenses based on the residual divergence
19 11 Verification of the effective numerical aperture of cylindrical laser lenses
21 12 Long cylindrical laser lenses
12.1 General
12.2 Sequential procedure
22 12.3 Parallel procedure
24 13 Test report
13.1 General information
13.2 Test lens
13.3 Probe laser
13.4 Measurement
13.5 Measurement results
13.5.1 “Beam propagation ratio” method
13.5.2 “Residual divergence” method
25 13.6 Lower limit for effective numerical aperture
26 Bibliography

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BSI PD ISO/TS 22247:2022
$142.49