GSO Parabolic Primary Mirror 12 / 304 mm f/4 (Quartz) (SKU: AD123) extras opinie

580 EUR price without VAT: 472 EUR Shop online: ● on request  Shop in Warsaw (qty): ● on request  Shop in Chorzow (qty): ● on request

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The GSO 304 mm f/4 Parabolic Primary Mirror is an optical component designed for Newtonian telescopes and DIY telescope projects. It collects and focuses incoming light to form an image at the focal plane. The mirror is made of quartz glass and features an enhanced aluminum coating with approximately 93% reflectivity, protected by a durable SiO2 layer.

Key features

• aperture: 304 mm (12")
• focal length: 1200 mm
• focal ratio: f/4
• parabolic surface for Newtonian telescopes
• material: quartz glass
• enhanced aluminum coating (~93% reflectivity)
• protective SiO2 overcoat
• suitable for telescope construction and upgrades

Included in the box

• GSO 304 mm f/4 primary mirror

Technical specifications

• SKU: AD123
• aperture: 304 mm (12")
• focal length: 1200 mm
• focal ratio: f/4
• thickness: 35 mm
• material: quartz
• shape: parabolic
• reflectivity: ~93%