Newport ORIEL Instruments Cornerstone 260 - Page 2

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Family of Brands – ILX Lightwave

• New Focus™ • Ophir

• Corion • Richardson Gratings™ • Spectra-Physics

MCS260, Rev A

1/4m Monochromator Family

User's Manual

Cornerstone™ 260

Main Page

Table of Contents3
General Information6
Symbols and Definitions7
General Warnings8
Electrical Hazards8
Mechanical Handling9
Optics Care and Handling9
Introduction10
Optical Configuration10
Figure 1: Optical Configuration of the Cornerstone 26010
Stray Light Rejection11
Available Models11
Figure 2: Model Number Codes11
Typical Applications12
Figure 3: Application Example: Quantum Efficiency Measurements12
Initial Setup13
What's Included13
Unpacking13
Choosing a Location13
Mounting Options14
Figure 4: Model 74104 Mounting Kit14
Electrical and Computer Connections15
Figure 5: Monochromator Connections16
Shutter17
Remote Operation17
Figure 6: Remote Shutter Control BNC Connector17
Input and Output Slits18
Fixed Slits18
Figure 7: a Fixed Slit Installed into the Holder18
Figure 8: Available Fixed Slits18
Micrometer Adjustable Slits19
Figure 9: a Micrometer Adjustable Slit19
Figure 10: a Fully Closed Micrometer Adjustable Slit19
Figure 11: Shortest Micrometer Adjustable Slit Height20
Figure 12: Tallest Micrometer Adjustable Slit Height20
Motorized Slits21
Figure 13: a Motorized Slit21
Figure 14: Mono Utility Software Slit Control21
Diffraction Gratings22
Figure 15: Gratings Installed Onto Mounts22
Grating Types23
Figure 16: Grating Properties Table23
Grating Efficiency and Blazing24
Figure 17: Grating Efficiency Curves, High Resolution and Extended Range Models25
Figure 18: Grating Efficiency Curves, UV-VIS and VIS-NIR Models26
Polarization Effects27
Monochromator Resolution28
Figure 19: Resolution Vs. Throughput28
Determining Resolution29
Figure 20: some of the Fixed Slit Sizes Available31
Getting Light into a Monochromator32
Acceptance Pyramid32
Figure 21: Acceptance Pyramid of Monochromator32
Figure 22: Grating Correctly "Filled" with Light32
F Number Matching33
Figure 23: Mismatched F Numbers Resulting in Stray Light33
Figure 24: F Number Matcher Used with Fiber Optic Cable33
Blocking Higher Order Radiation34
Order Sorting Filters34
Communication Methods35
Figure 25: Model 74010 Filter Wheel35
Utility Software36
Figure 26: Mono Utility Software Screens36
Hand Controller37
Figure 27: Cornerstone 260 Monochromator with 74009 Hand Controller37
Tracq Basic Software38
Figure 28: Tracq Basic Screens38
Low-Level Commands39
Mono Term Software and Labview Examples39
Figure 29: Query Using Monoterm Software39
Grating Installation and Calibration40
Recalibration Services40
Setting the Wavelength Offset40
Determining the Grating Calibration Factor41
Grating Installation42
Figure 30: Grating Platform Without Gratings43
Figure 31: Grating Platform with Three Gratings Installed43
Troubleshooting44
Corrupted Memory44
Figure 32: Entering Calibration Values in Utility Software44
Grating Turret Position Error45
Figure 33: Grating Turret Position Sensor Pin Range45
Specifications46
Dimensions47
Figure 34: Cornerstone 260 Dimensions47
Figure 35: Micrometer Adjustable Slit Dimensions48
Figure 36: Model 74104 Mounting Kit48
Eu Declaration of Conformity49
Appendix I: Low Level Commands and Queries50
Opening Low Level Communication Interface50
Command and Query Syntax50
Standard Mode51
Handshake Mode52
Command Reference Summary53
Detailed Command Reference54
Error Codes for Low Level Commands59
Appendix II: Hand Controller Commands60
Activating the Hand Controller60
Using the Keypad60
Figure 37: 74009 Hand Controller Keypad60
Key Reference61
Appendix III: Usb Dll63
General Considerations63
Labview Users63
Figure 38: Monoterm Labview Source Code63
C# Users64
C++ Users67
Appendix IV: Grating Physics Tutorial68
The Grating Equation68
Figure 39: the Sawtooth Pattern of a Grating Section68
The Grating Equation in Practice69
Figure 40: the Grating Equation Satisfied for a Parallel Beam of Monochromatic Light69
Figure 41: Polychromatic Light Diffracted from a Grating69
Grating Order70
Figure 42: Sign Convention for the Angle of Incidence, Angle of Diffraction and Grating Angle70
Grating Dispersion71
Grating Illumination and Resolution71
Warranty and Service72
Contacting Newport Corporation72
Request for Assistance / Service73
Repair Service73
Non-Warranty Repair73
Warranty Repair74
Loaner / Demo Material75

Newport ORIEL Instruments Cornerstone 260 - Page 2

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