Shelyak Star Analyser 100
The Star Analyser 100 from Shelyak Instruments: is a high efficiency 100 lines/mm transmission diffraction grating, blazed in the first order.
Mounted in a standard 1.25-inch diameter threaded cell, this filter is compatible with most telescopes and accessories. It was designed to produce low resolution spectrum images of a wide range of pin-point astronomical objects as easy as possible.
Original: $142.63
-65%$142.63
$49.92
Description
The Star Analyser 100 from Shelyak Instruments: is a high efficiency 100 lines/mm transmission diffraction grating, blazed in the first order.
Mounted in a standard 1.25-inch diameter threaded cell, this filter is compatible with most telescopes and accessories. It was designed to produce low resolution spectrum images of a wide range of pin-point astronomical objects as easy as possible.
