You'll find all our Demetra video tutorials on this web page. Demetra is a free software package for processing spectra from the ALPY 600, LISA and eShel spectrographs from the Shelyak Instruments range. Playlist of Demetra tutorials Tutorial #1 Introduction to...
LISA & Lhires III Photometric Slit
210,00 € incl. VAT - 175,00 € excl. VAT
Additional slit set for LISA or Lhires III with four stepped slits. These slits are specially designed for spectrophotometry.
To be combined with the slit holder corresponding to the spectroscope: LISA or Lhires III
Associated spectroscopes
Associated slit holders
All about the product:
Description
Four positions available:
- 23/200µm
- 27/250µm
- 31/300µm
- 35/350µm
Documents
http://www.astrosurf.com/buil/calibration2/method.htm
http://www.astrosurf.com/buil/calibration2/absolute_calibration.htm
http://www.astrosurf.com/buil/alpy600/photometric_slit.htm
Articles related to this product:
RS Oph : the contribution of Shelyak spectrographs
On August 8, 2021, the recurrent nova RS Oph was observed in outburst at magnitude V = 5. The amateur community immediately mobilized to realize many spectra at various resolutions with various spectrographs (with resolving powers R = 600 to R = 30,000).
Study of a spectroscopic binary with amateur setup
In this article, I will try to show you that amateur astronomers can achieve remarkable results in the astrophysical study of the stellar world.
Nearby or in thousands of km, take control of your calibration & flat lamps for Alpy, Lhires III and LISA.
SPOX module : to remotely control the flat and calibration lamps for Alpy 600, Lhires III and LISA.
How to measure the redshift of a galaxy ?
Comment mesurer le redshift d’une galaxie lointaine avec un spectrographe basse résolution.