Archive of the University Observatory

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o:292372 Diverse Instrumente und Fernrohre: Instrumente
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o:102642 Blaurotkeilkolorimeter von K. Graff

Blaurotkeilkolorimeter von K. Graff
Blaurotkeilkolorimeter von K. Graff. Schematische Darstellung des Kolorimeters. Aus "Mitt. Wiener Sternwarte, Nr. 1, S. 22 show more
Blaurotkeilkolorimeter von K. Graff. Schematische Darstellung des Kolorimeters. Aus "Mitt. Wiener Sternwarte, Nr. 1, S. 22
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o:102649 XXX

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o:102650 XXX

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o:102656 Mikrophotometer

Mikrophotometer
Photograph shows a newer and better version of Hartmann's microphotometer; c. 1945 show more
Photograph shows a newer and better version of Hartmann's microphotometer; c. 1945
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o:102657 Thermoelektrisches Photometer der Zeiss-Werke: F-71

Thermoelektrisches Photometer der Zeiss-Werke: F-71
Schematic representation of a thermoelectric photometer from Zeiss-Werke in Jena. Around 1935 show more
Schematic representation of a thermoelectric photometer from Zeiss-Werke in Jena. Around 1935
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o:102658 Koronograph mit Spektrograph: F-72

Koronograph mit Spektrograph: F-72
Schematic diagram of a coronograph with attached spectrograph. Journal of Astrophysics, Vol. 19, p. 23, Fig.1 Around 1940 show more
Schematic diagram of a coronograph with attached spectrograph. Journal of Astrophysics, Vol. 19, p. 23, Fig.1 Around 1940
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o:102659 Schreibendes lichtelektrisches Photometer: F-76

Schreibendes lichtelektrisches Photometer: F-76
Image shows a writing photoelectric photometer used to measure the change in brightness of stars. Picture of the University Observatory, Vienna around 1950 show more
Image shows a writing photoelectric photometer used to measure the change in brightness of stars. Picture of the University Observatory, Vienna around 1950
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o:102660 Beispiel einer Helligkeitsmessung: F-77

Beispiel einer Helligkeitsmessung: F-77
Printout of a brightness measurement with a writing photoelectric photometer. Brightness measurement of a variable by comparison with an invariant neighboring star. Photo of the University Observatory, Vienna around 1950. show more
Printout of a brightness measurement with a writing photoelectric photometer. Brightness measurement of a variable by comparison with an invariant neighboring star. Photo of the University Observatory, Vienna around 1950.
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o:102661 Passage Instrument mit Horrebow-Einrichtung: F-78

Passage Instrument mit Horrebow-Einrichtung: F-78
Passage instrument with Horrebow facility. Photograph of the University Observatory, Vienna. The telescope in the east dome of the University Observatory with an attached photometer used to measure the total lunar eclipse on 5/13/1957. show more
Passage instrument with Horrebow facility. Photograph of the University Observatory, Vienna. The telescope in the east dome of the University Observatory with an attached photometer used to measure the total lunar eclipse on 5/13/1957.
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o:102662 Doppelstern Mikrometer nach Müller: F-80

Doppelstern Mikrometer nach Müller: F-80
Double star micrometer after Müller. Lower end of the Large Refractor at the University Observatory in Vienna. A photometer is mounted at the end of the tube. Photograph of the University Observatory, Vienna around 1930. show more
Double star micrometer after Müller. Lower end of the Large Refractor at the University Observatory in Vienna. A photometer is mounted at the end of the tube. Photograph of the University Observatory, Vienna around 1930.
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