1PC K9 Optical Glass Double Convex Lens - 20-58mm Diameter, 40-200mm Focal Length(D26.9 F50 C5.4 E2)

Description

• High-Quality K9 Optical Glass: Crafted from premium K9 optical glass, this lens ensures superior light transmission and clarity for all your magnification needs.
• Versatile Diameter and Focal Length: With a diameter range of 20-58mm and a focal length of 40-200mm, this lens is perfect for various applications in photography and scientific experiments.
• Double Convex : The biconvex structure provides excellent magnification and minimizes distortion, making it ideal for detailed observations and high-quality imaging.
• Precision Measurements: Each lens is manually measured for accuracy, with a tolerance of just 0.3mm, ensuring reliable performance for your projects.
• Complete Package: The package includes 1PC of the lens, ready to enhance your photography or scientific explorations. Enjoy a seamless shopping experience with our customer support!

Specifications:
D=Diameter
F=Focal length
C=Center thickness
E=Edge thickness
Unit: (MM)
For example: D20 F40 C4.3 E2.5 means Diameter 20mm, Focal length: 40mm, Center thickness: 4.3mm, Edge thickness: 2.5mm
Manual size measurement, Error value within 0.3mm.
Material: K9 optical glass
Package includes: 1PC x Lens
Note: Both sides of the lens are convex, but some lens the two sides convex height may be not the same!

Shipping and Returns

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• Please check the delivery estimate before adding a product to the cart. This is displayed for every product on the website.
• Available shipping methods and charges will be displayed at the time of checkout, depending on your exact location.
• All customers are entitled to a return window of 14 days, starting from the date of delivery of the product(s).
• Customers are advised to read our return policy for details of the return process, eligibility, refunds as well as cancellations or exchanges.
• In case of any issues or concerns about Shipping or Returns, please contact us and we will be happy to help.