Astromania 1.25" O-III Filter - Bundle with - 1.25" 45-Degree Diagonal Prism

★★★★★ 4.1 116 reviews

$76.97
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$76.97
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 208573836 Release Date 2026/03/22 List Price $30.79 Model Number 208573836
Category
  • High quality optical Prism inside rather than a mirror which makes your image clear and sharp
  • MMore comfortable viewing orientation as you observe from above, filter thread for any 1.25 inch filter; accepts standard 1.25 inch eyepieces
  • Protective coating on the mirror to ensure a long life; metal barrel for secure seating in the focuser
  • 1.25 inch O-III Filter greatly enhances contrast during visual observation of gaseous and planetary nebulae in all sky conditions; astrophotographic 1.25 inch filter allows high-contrast imaging even in areas with strong light pollution
  • Especially useful for large aperture telescopes through which the light of the Moon can be extremely overwhelming; allow just for the double Ionized Oxygen lines between 496nm to 501nm to pass through at 95 percent
Product Dimensions 1.25 x 1.25 x 0.1 inches

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116 ratings | 48 reviews
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