Shelyak Alpy 600 Module Spectrograph Fashion

Shelyak Alpy 600 Module Spectrograph
The Shelyak Alpy 600 is the core element of the ALPY product line, with a 600 gr/ mm grism (grating + prism). Offers compatibility, low resolution (resolving power R~600), and dispersion compatible with currently available CCD cameras. Shelyak Alpy 600 Module Spectrograph Specifications… 

• f/5 Spectrograph
• Slit/ slit-less modes (25 um hole; 25 um, 50 um, 100 um, 300 um slits; 3 mm hole / 5 um tolerance)
• Slit length: 3 mm
• R ~ 600 (resolution around 10)
• Weight: 60 g (visual mode), 200 g (CCD mode)
• Size: 65 mm long with a diameter of 45 mm (CCD mode)
• M42 camera thread
• Camera backfocus: 10.5 to 21 mm
• Standard 1.25-inch telescope adapter with filter thread
• Backfocus (front 1.25-inch adapter edge to slit): 3.8 mm

Shelyak Instruments Product Number: PF0035