1pc D70mm Achromatic Objective Lens for DIY Astronomical Telescope - Coated with Adhesive Film(72F700 Single-Sided Green Film)

Description

• D70mm achromatic objective lens devised for DIY astronomical telescopes, offering clear and sharp images.
• Available in multiple focal lengths (400mm, 280mm, 330mm) to suit various telescope projects and enhance your stargazing experience.
• Coated with adhesive blue, green, or red film for improved light transmission and reduced glare, ensuring optimal performance.
• Easy to assemble with clear instructions: thin side of the lens faces the object while the thick side faces the lens tube.
• Perfect for astronomy enthusiasts looking to build or upgrade their telescopes with reliable and efficient optical components.

Assembly precautions: Assembly direction, the thin side of the lens towards the direction of the scene and the thick lens towards the direction of the mirror tube.
1 Pcs/Package

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