Product Description:
This D19F24.7 achromatic double-cemented positive lens is a high-quality optical component, perfect for compact refractor telescopes, DIY optical projects, and scientific instruments.
Key Specifications:
• Model: D19F24.7
• Aperture: 19mm
• Focal Length: 24.7mm (f/1.3 fast focal ratio)
• Material: Premium K9 optical glass
• Structure: Double-cemented achromatic design
• Coating: Multi-layer green anti-reflective (AR) coating
Key Features:
• Achromatic Performance: Double-cemented structure effectively eliminates chromatic aberration, delivering sharp, color-accurate images
• High Light Transmission: Green AR coating significantly reduces glare and boosts light throughput
• Stable Build: K9 optical glass ensures excellent optical consistency and durability
Ideal for:
• DIY compact refractor telescope building
• Microscope/optical instrument components
• Amateur astronomy projects and scientific experiments
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