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| en:ost:spektrograph:grunddaten [2016/02/26 19:30] – rhainich | en:ost:spektrograph:grunddaten [2024/12/11 10:04] (current) – [Manual] rhainich | ||
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| - | Spectrographical observations are taken out with the DADOS or the BACHES spectrograph | + | Spectrographical observations are taken out with the DADOS or the BACHES spectrograph, both manufactured by [[http:// |
| - | ====== The DADOS Spectrograph | + | ====== The DADOS spectrograph |
| - | [{{ :ost:ost: | + | [{{ ost:spektrograph: |
| - | The basic data are partly taken from the Baader | + | For the DADOS spectrograph we have a 200 lines/mm and 900nm/mm grating. Currently the 900 lines/mm grating is mounted and used for most of the observations. |
| - | ^ Grating | + | |
| - | | Line/nm | nm/mm | nm/9µm Pixel | 25µm | 35µm | 50µm | | + | ^ Grating |
| - | | 200 | 47,61 | 0,428 | + | | Line/mm |
| - | | 900 | 12,67 | 0,114 | + | | 200 | 47.61 | 0.179 | 543 |
| + | | 900 | 12.67 | 0.048 | 3818 | 2727 | 1909 | | ||
| Representative spectra that where taken with our DADOS spectrograph can be found [[en: | Representative spectra that where taken with our DADOS spectrograph can be found [[en: | ||
| ==== Manual ==== | ==== Manual ==== | ||
| + | /* | ||
| [[http:// | [[http:// | ||
| + | */ | ||
| + | A User's Guide, next to other helpful documents, can be found [[http:// | ||
| + | For the calibration we have a calibration module from Shelyak, for the operation of which we of course also have an [[en: | ||
| \\ | \\ | ||
| \\ | \\ | ||
| - | ====== The BACHES | + | ====== The BACHES |
| - | [{{ : | + | [{{ : |
| - | The new Echelle Spectrograph | + | The new echelle spectrograph |
| * Resolution: $R = \frac{\lambda}{\Delta \lambda} = 14, | * Resolution: $R = \frac{\lambda}{\Delta \lambda} = 14, | ||
| * Wavelength range: $\lambda$ = 400-700 nm (without gaps) | * Wavelength range: $\lambda$ = 400-700 nm (without gaps) | ||
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| ==== Manual ==== | ==== Manual ==== | ||
| + | |||
| + | The [[ http:// | ||
| + | /* | ||
| [[http:// | [[http:// | ||
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| ==== Calibration ==== | ==== Calibration ==== | ||
| [[http:// | [[http:// | ||
| + | */ | ||