How do I use the Shelyak Star Analyser 100 with my DSLR?

Using the Shelyak Star Analyser 100 with a DSLR is straightforward. You simply thread it onto the 1.25" T-adapter nosepiece that connects your camera to the telescope's focuser. Once installed, every star in your camera's field of view will produce a visible spectrum.

What kind of astronomical objects can I analyze with the Shelyak Star Analyser 100?

The Star Analyser 100 is ideal for observing bright, point-source objects. Its primary use is for capturing the spectra of stars to determine their spectral type (e.g., O, B, A, F, G, K, M). It can also be used to study the spectra of bright comets, novae, and quasars.

Will the Shelyak Star Analyser 100 work with my existing 1.25" filters?

While the Star Analyser 100 fits in a standard 1.25" filter holder, it is a spectroscope, not a filter. It is designed to be used on its own to split starlight into a spectrum. Using it in combination with a narrowband or color filter would block most of the spectral data you are trying to capture.

Can I use the Shelyak Star Analyser 100 to see the difference between a hot blue star like Vega (Alpha Lyrae) and a cool red star like Betelgeuse (Alpha Orionis)?

Absolutely. This is the perfect application for the Star Analyser 100. The spectrum of Vega will appear brightest in the blue-violet region, while the spectrum of Betelgeuse will be much brighter in the red and orange regions and show prominent absorption bands from molecules in its cool atmosphere. These differences will be immediately obvious in your images.

How would I set up the Shelyak Star Analyser 100 on my 8" Schmidt-Cassegrain telescope?

For an 8" SCT, you would attach your camera via a standard T-adapter and 1.25" nosepiece. The Shelyak Star Analyser 100 simply threads into the front of the nosepiece before you insert it into the telescope's visual back or diagonal. No other equipment is needed to begin capturing stellar spectra.

What does 'low-resolution' mean for spectra captured with the Shelyak Star Analyser 100?

Low-resolution spectroscopy means you can see the broad features of a star's spectrum, like its overall color continuum and the strongest absorption lines (like the Balmer series in A-type stars). It is not designed to resolve very fine, narrow spectral lines or measure tiny doppler shifts used to find exoplanets. It excels at stellar classification and education.

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Analyseur d'étoiles Shelyak 100

par Shelyak

UGC SHK-PF0003

CA$258.00 - CA$258.00

CA$258.00

CA$258.00 - CA$258.00

CA$258.00

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Le Star Analyzer 100 est un réseau de diffraction en transmission 100 lignes/mm à haut rendement, blazé au premier ordre. Il est monté dans une cellule filetée standard de 1,25 pouce de diamètre, pour être compatible avec la plupart des télescopes et accessoires.

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Analyseur d'étoiles Shelyak 100

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