Objective Lens， 154mm HD Achromatic Objective Lens Dual Separation for DIY Refractive Astronomy Telescope Accessories,for Doublet Convex Lens(750 Multi-Film)

=========High-concerned chemical : None

• Made optical glass with precision polishing, ensuring stable performance and long service life.
• 154mm dual-separation achromatic objective lens, professional optical accessory for refracting astronomical telescopes.
• Dual separation structure effectively corrects chromatic and spherical aberration, providing sharp, clear and high-contrast celestial imaging.
• Made optical glass with precision polishing, ensuring high light transmittance and low distortion for long-term use.
• Large aperture design offers excellent light-gathering performance, ideal for observing and deep sky objects.
• Standard optical size for easy installation, perfect for DIY telescope building, modification and equipment upgrading for astronomy lovers.