- Material: Crafted from high-quality optical glass, ensuring superior image clarity with a combined image quality rating of 1/4-1/8. - Precision Tolerances: - Diameter tolerance of +0/-0.12 mm guarantees a perfect fit. - Center thickness tolerance of ±0.2 mm ensures consistent optical performance. - Focal length tolerance of ±0.1% for accurate focusing. - Surface Quality: Features a surface quality rating of 60/40 and an eccentricity of just 1', providing reliable visual results. - Customization Options: - Example: Selecting 61.5F228G indicates a lens diameter of 61.5 mm, a focal length of 228 mm, and a green coating film (G). Choosing B denotes a blue coating film for different application needs. - Durable Construction: Designed for long-term use, our microscope accessories are made from robust materials that enhance stability and reliability. - Practical Applications: - Ideal for laboratory settings where precise imaging is crucial for research and experimentation. - Perfect for educational purposes, providing students with high-quality visuals for enhanced learning. - Suitable for industrial applications, ensuring accurate measurements and observations in various fields. Choose our optical glass lenses for exceptional performance and reliability in your microscopy needs.