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Angle comparison using an autocollimator

Publikováno v: Geckeler, R D, Just, A, Vasilev, V, Prieto, E, Dvorácek, F, Zelenika, S, Przybylska, J, Duta, A, Victorov, I, Pisani, M, Saraiva, F, Salgado, J A, Gao, S, Anusorn, T, Tan, S L, Cox, P, Watanabe, T, Lewis, A, Chaudhary, K P, Thalmann, R, Banreti, E, Nurul, A, Fira, R, Yandayan, T, Chekirda, K, Bergmans, R & Lassila, A 2018, ' Angle comparison using an autocollimator ', Metrologia, vol. 55, no. 1A, 04001 . https://doi.org/10.1088/0026-1394/55/1A/04001

Autocollimators are versatile optical devices for the contactless measurement of the tilt angles of reflecting surfaces. An international key comparison (KC) on autocollimator calibration, EURAMET.L-K3.2009, was initiated by the European Association

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b5845743c99167ec8d00f7a4a653aadf
https://cris.vtt.fi/en/publications/b28a8aa0-b43f-47fe-a62a-34649e7c7f1d

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Comparison of primary standards of length: He-Ne lasers at = 633 nm frequency-stabilized to the hyperfine structure of I2

Autor: M. Smid, K. Tomanyiczka, P. Balling, Michael Matus, E. Banreti, P. Sebek

Publikováno v: Metrologia. 36:433-437

An international comparison of He-Ne/I2 lasers at λ = 633 nm between the CMI (Czech Republic), the OMH (Hungary) and the BEV (Austria) was performed at the CMI-LPM, Prague, in July 1997 as DUNAMET project D3. The frequencies of three national standa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::42b8a1b40c5c0f27bd3f632a9eaf1e8d
https://doi.org/10.1088/0026-1394/36/5/5

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Final report on RMO key comparison EURAMET.L-K6

Autor: Antti Lassila, F. Saraiva, R. Bergmans, A Lewis, Zbigniew Ramotowski, P. Turner, L. De Chiffre, Otto Jusko, E. Banreti, V. Zeleny, Rudolf Thalmann

Publikováno v: Jusko, O, Banreti, E, Bergmans, R, de Chiffre, L, Lassila, A, Lewis, A, Ramotowski, Z, Saraiva, F, Thalmann, R, Turner, P & Zeleny, V 2013, ' Final report on RMO key comparison EURAMET.L-K6 : CMM 2-D artifact: ball plate ', Metrologia, vol. 50, no. 1A, 04001 . https://doi.org/10.1088/0026-1394/50/1a/04001

An industrial standard steel ball plate of dimension 420 mm with 25 ceramic balls in a 5 × 5 arrangement was circulated among 12 European NMIs. The measurement task was the calibration of the centres of the 25 balls. The measurements were conducted

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::05c5995b45b7d7ce447f82376f8638c1
https://doi.org/10.1088/0026-1394/50/1a/04001

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Measurement of gauge blocks by interferometry

Publikováno v: Metrologia. 53:04003

The key comparison EURAMET.L-K1.2011 on gauge blocks was carried out in the framework of a EURAMET project starting in 2012 and ending in 2015. It involved the participation of 24 National Metrology Institutes from Europe and Egypt, respectively. 38

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::65b2a2b1abfbe1e4591ff7d08b3b5822
https://doi.org/10.1088/0026-1394/53/1a/04003

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International Comparison of Iodine-stabilized Helium-neon Lasers at λ = 633 nm Involving Seven Laboratories

Autor: V Zeleny, Lennart Robertsson, R Gata, J. Smydke, E Banreti, M Sommer, B Pucek, J. Blabla, K Tomanyiczka, V Navratil, J Tschirnich, J. M. Chartier, Z Vesela, F Petru, Yu G Zakharenko, M. Ziegler, L. Vitushkin

Publikováno v: Metrologia. 28:19-25

An international comparison has been made of the frequencies of stabilized He-Ne lasers using intracavity saturated absorption of 127I2 at λ = 633 nm in Bratislava (Czechoslovakia). This comparison, organized by the CSMU (Bratislava), involved at th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3517d61898cccf7e58b179e2edfc175c
https://doi.org/10.1088/0026-1394/28/1/004

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Final report on EURAMET.L-S21: 'Supplementary comparison of parallel thread gauges'

Autor: J A Salgado, Roberto Bellotti, Rudolf Thalmann, Vedran Mudronja, Lauri Lillepea, Vedran Šimunović, E. Banreti, Antti Lassila, Ilker Meral, Dicso István, Marco Pometto, Bojan Acko, Gian Bartolo Picotto, Michael Matus, Okhan Ganioglu, Vailleau Georges

Publikováno v: Mudronja, V, Simunovic, V, Acko, B, Matus, M, Bánréti, E, István, D, Thalmann, R, Lassila, A, Lillepea, L, Picotto, G B, Bellotti, R, Pometto, M, Ganioglu, O, Meral, I, Salgado, J A & Georges, V 2015, ' Final report on EURAMET.L-S21: 'Supplementary comparison of parallel thread gauges' ', Metrologia, vol. 52, no. Technical Supplement, 04003 . https://doi.org/10.1088/0026-1394/52/1A/04003

The results of the comparison of parallel thread gauges between ten European countries are presented. Three thread plugs and three thread rings were calibrated in one loop. Croatian National Laboratory for Length (HMI/FSB-LPMD) acted as the coordinat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::47658c5b70a1f6b71b46664c2a077dcb
https://doi.org/10.1088/0026-1394/52/1a/04003

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Final report on inter-RMO Key Comparison EUROMET.L-K5.2004: Calibration of a step gauge

Autor: Michael Matus, Georges Vailleau, Leonardo De Chiffre, Antti Lassila, Kostadin Doytchinov, Konstantin Chekirda, A Lewis, A. Duta, Miguel Viliesid Alonso, E. Prieto, Howard McQuoid, N. Brown, Gian Bartolo Picotto, Mikael Frennberg, Jose Carlos Valente de Oliveira, Gerard Kotte, Zbigniew Ramotowski, E. Banreti, Vít Zelený

Publikováno v: Prieto, E, Brown, N, Lassila, A, Lewis, A, Matus, M, Vailleau, G, de Chiffre, L, Kotte, G W J L, Frennberg, M, McQuoid, H, Zelený, V, Ramotowski, Z, Bánréti, E, Duta, A, Picotto, G B, Doytchinov, K, de Oliveira, J C V, Alonso, M V & Chekirda, K 2012, ' Final report on inter-RMO key comparison EUROMET.L-K5.2004 : Calibration of a step gauge ', Metrologia, vol. 49, no. 1A, 04008 . https://doi.org/10.1088/0026-1394/49/1A/04008

The results of the inter-RMO key comparison EUROMET.L-K5.2004 on the calibration of a step gauge are reported. Eighteen National Metrology Institutes and one Designated Institute from four different metrological regions all over the world participate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8ddc9e0d7eda7f2dcf083e7a3a24ad05
https://doi.org/10.1088/0026-1394/49/1a/04008

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Final report on EUROMET key comparison EUROMET.L-K4: Calibration of diameter standards, Group 2

Autor: E. Banreti

Publikováno v: Metrologia. 47:04001-04001

At its meeting in October 2003, the EUROMET Technical Committee for Length, TC-L, decided upon a key comparison on diameter standards, numbered EUROMET.L-K4. Due to the large number of participants, it was decided to have two groups in the project. T

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b5bba247dbdad7be04084d31da201df4
https://doi.org/10.1088/0026-1394/47/1a/04001

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