Skywatcher Explorer 200P Ota 150mm and tools for identifying celestial

and tools for identifying celestial objects and investigating them scientifically

the Bahtinov mask works by forming a diffraction pattern of “spikes” of light around a star or point light source

that is the heart of any electronic filter wheel

#25 Red Filter - 1

Skywatcher Explorer 200P Ota 150mm and tools for identifying celestialThe Skywatcher Explorer 200P features a 200mm Parabolic primary mirror, and id the perfect upgrade for the expanding astronomer. Standard Specifications: Magnifications (with eyepieces supplied): x40, x80, x100, x200 Highest Practical Power (Potential): x400 Diameter of Primary Mirror: 200mm Telescope Focal Length: 1000mm (f 5) Eyepiece Supplied (1. 25"): 10mm & 25mm x2 Deluxe Barlow Lens 1. 25" (with Camera Adaptor) Dual Fit 1. 25" 2" Focuser