Generally used for popular-educational activities and Sun Spot observations
Technical Specifications
Diameter: 150 mm
Focal ratio: f/15
Focal length: 2250 mm
Image scale: 92 arcsec/mm
Manufacturer: ZEISS-Oberkochen, Württemberg
Focal Plane Instruments
• Solar projection lens and screen for Sun spot observations
• Contarex photo camera
• Lyott H-alpha monochromator
• Various filters and eye-pieces