Miroir Secondaire Plan 88mm (Petit Axe) pour Newton - Kepler GSO

The Kepler GSO 88mm (minor axis) flat secondary mirror is designed for Newton telescopes, ideal for those looking to enhance their instrument or build their own telescope. Manufactured by the renowned Taiwanese brand GSO, this elliptical mirror features high optical quality and excellent reflection.

Features:

• Type: Flat secondary mirror
• Shape: Elliptical
• Size (minor axis): 88 mm
• Thickness: 20 mm
• Material: BK7 glass with low thermal expansion coefficient
• Surface treatment: Multi-layer "Enhanced Aluminium" with 93% reflectivity
• Protection: Top layer of silicon dioxide (SiO2) for increased durability
• Optical quality: "Diffraction limited" with excellent surface condition

Benefits:

• High reflectivity with 93% reflection for better light transmission
• BK7 glass mirror for quick temperature adjustment, reducing thermal effects
• Ideal for building custom telescopes or upgrading existing instruments

Compatibility:

• Suitable for Newton telescopes of various sizes equipped with elliptical secondary mirrors
• Compatible with GSO brand Dobsons

Tips and tricks:

• When replacing a secondary mirror, make sure to properly align the optics for optimal performance.
• Gently clean the surface of the mirror with a soft, clean cloth to avoid scratches.

Enhance your observations with the Kepler GSO 88mm secondary mirror, an essential component for superior optical performance.