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autocollimator (23) 23
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measuring length, thickness or similar lineardimensions (6) 6
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nuclear science & technology (3) 3
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surface slope metrology (3) 3
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accelerators (2) 2
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autocollimator calibration (2) 2
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Metrologia, ISSN 0026-1394, 01/2018, Volume 55, Issue 1A, pp. 4005 - 4005
Journal Article
Metrologia, ISSN 0026-1394, 02/2019, Volume 56, Issue 1, p. 15011
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 02/2019, Volume 90, Issue 2, p. 021705
Deflectometric profilometers are indispensable tools for the precision form measurement of beam-shaping optics of synchrotrons and x-ray free electron lasers.... 
INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | NM TOPOGRAPHY MEASUREMENT | State of the art | Systematic errors | Free electrons | Synchrotrons | Free electron lasers | Metrology | Profilometers | Tolerances | Laser beams | X ray optics | OTHER INSTRUMENTATION
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 01/2007, Volume 18, Issue 1, pp. 115 - 125
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 10/2014, Volume 25, Issue 10, pp. 105009 - 15
In this paper, we present a novel adaptation of the shearing method to the simultaneous calibration of angle measuring devices which is based on multiple... 
rotary encoder | autocollimator | shearing | angle | metrology | error-separation | calibration | SYSTEM | ENCODER | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY | COMPARATOR | Errors | Interpolation | Uncertainty | Measuring instruments | Calibration | Orientation | Devices | Standards | Encoders
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 07/2018, Volume 29, Issue 7, p. 75002
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 2014, Volume 25, Issue 5, p. 55003
At the Physikalisch-Technische Bundesanstalt (PTB), a self-calibration method for the fast and precise in situ calibration of angle encoders without recourse... 
angle measurement | rotary encoder | angle standard | calibration | angle encoder | SYSTEM | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 05/2016, Volume 87, Issue 5, p. 051904
The ultimate performance of surface slope metrology instrumentation, such as long trace profilers and auto-collimator based deflectometers, is limited by... 
MEASURING MACHINE | METROLOGY | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | ANGLE COMPARATOR | Systematic errors | Collaboration | Cooperation | Measuring instruments | Metrology | Collimation | Deflectometers | Calibration | X ray optics | Profilers | OTHER INSTRUMENTATION
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 9/2017, Volume 10385, pp. 103850A - 103850A-13
Lack of an extreme high-accuracy angular positioning device available in the United States has left a gap in industrial and scientific efforts conducted there,... 
Angular positioning | Nanoradian | Precision engineering | Metrology | Rotary encoder | Angle generator | Calibration | Angle standard
Conference Proceeding
Nuclear Inst. and Methods in Physics Research, A, ISSN 0168-9002, 06/2015, Volume 785, Issue C, pp. 206 - 212
Since the development of the Nano-Optic-Measuring Machine (NOM), the accuracy of measuring the profile of an optical surface has been enhanced to the 100-nrad... 
Optical surface measurements | Synchrotron radiation | Nano-accuracy metrology | Figure | SYSTEM | INSTRUMENTS & INSTRUMENTATION | SPECTROSCOPY | NUCLEAR SCIENCE & TECHNOLOGY | PERFORMANCE | PHYSICS, PARTICLES & FIELDS | Humic acid
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 05/2018, Volume 29, Issue 7
In this paper, we discuss a substantial-though previously neglected-error source in precision metrology with autocollimators, specifically, changes in the... 
deflectometric profilometry | autocollimator | form measurement | key comparison | angle | metrology | calibration | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 5/2013, Volume 8789, pp. 87890D - 87890D-11
The accurate and traceable form measurement of optical surfaces has been greatly advanced by a new generation of surface profilometers which are based on the... 
Angle metrology | Spatial angle | Deflectometry | Autocollimator | Autocollimator calibration | Optical modelling | Reflectors | Cubes | Electronics | Profilometers | Mathematical models | Reflection | Modelling | Calibration
Conference Proceeding
Nuclear Inst. and Methods in Physics Research, A, ISSN 0168-9002, 2010, Volume 616, Issue 2, pp. 140 - 146
Journal Article
Advanced Optical Technologies, ISSN 2192-8576, 10/2015, Volume 4, Issue 5-6, pp. 397 - 411
  Electronic autocollimators are utilised versatilely for non-contact angle measurements in applications like straightness measurements and profilometry. Yet,... 
Spatial angles | Aautocollimator calibration | Synchrotron metrology | Deflectometry | angle metrology
Journal Article
Nuclear Inst. and Methods in Physics Research, A, ISSN 0168-9002, 2010, Volume 616, Issue 2, pp. 212 - 223
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 01/2007, Volume SPIE-6293
Abstract unavailable. 
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 01/2007, Volume SPIE-6293
Abstract unavailable. 
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 01/2007, Volume SPIE-6317
Abstract unavailable. 
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 01/2007, Volume SPIE-6317
Abstract unavailable. 
Journal Article
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