PELA-1000 Reflectance Spectroscopy Accessory

仪器资料 · 发表于 2018-11-7 18:52:30

Introduction..........................................................................................1
Unpacking and Inspection...................................................................3
Installation and Assembly ...................................................................5
Installing the PELA-1000....................................................................5
Aligning the Accessory Transfer Optics .............................................8
Diagnostic Scans .................................................................................9
Description of Accessory Components.............................................14
Integrating Sphere .............................................................................16
Detector Pre-Amplifier Board ...........................................................17
Transfer Optics ..................................................................................18
Loading the Reference or Sample Reflectance Ports ........................19
Reflectance Standards .......................................................................20
Optional Attachments to the PELA-1000..........................................20
Theory of Operation ..........................................................................22
Single Beam Spectroscopy ................................................................23
Double Beam Spectroscopy ..............................................................27
Reflectance Measurement of Non-Ideal Samples .............................31
Operating Procedures........................................................................34
Loading the PELA-1000 into the Spectrophotometer .......................34
Removing the PELA-1000 from the Instrument ...............................35
Recording Reflectance Factor and Transmittance Scans ..................35
Zeroline Correction ...........................................................................38
Sources of Error.................................................................................39
Maintenance .......................................................................................42
Preventive Maintenance ....................................................................42
Troubleshooting the PELA-1000 ......................................................43
Mirror Cleaning Procedure................................................................44
Cleaning the Reflectance Standards ..................................................44
Appendix A Specifications.................................................................45
Appendix B Typical Spectralon Reflectance Values.......................46