62-485 12.5 mm Dia. N-BAF10/N-SF10 Negative Achromatic Doublet; EFL=-20mm VIS 0° 425-675nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- EFL
- -20 mm
- R1
- -13.8 mm
- R2
- 9.99 mm
Material 1
- Name
- N-BAF10
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.6730569473646495
- λ
- 550 nm
- B1
- 1.5851495
- C1
- 0.00926681282 μm2
- B2
- 0.143559385
- C2
- 0.0424489805 μm2
- B3
- 1.08521269
- C3
- 105.613573 μm2
Material 2
- Name
- N-SF10
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.7336618876174243
- λ
- 550 nm
- B1
- 1.62153902
- C1
- 0.0122241457 μm2
- B2
- 0.256287842
- C2
- 0.0595736775 μm2
- B3
- 1.64447552
- C3
- 147.468793 μm2
62-485 12.5 mm Dia. N-BAF10/N-SF10 Negative Achromatic Doublet; EFL=-20mm VIS 0° 425-675nm
The 62-485 is a high-quality negative achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens boasts a 12.5 mm diameter and a focal length of -20 mm, making it suitable for a wide range of applications. The lens is designed using N-BAF10 and N-SF10 Schott glass, ensuring excellent optical performance.
The lens features a multilayer coating, specifically the EDM VIS-0 STD curve, on both the front and back surfaces. This coating enhances the lens's light transmission capabilities and reduces unwanted reflections, thereby improving overall image quality.
The lens geometry is intricately designed with a center thickness of 2 mm, an edge thickness of 7.01 mm, and radii of -13.8 mm, 9.99 mm, and 109.48 mm for the first, second, and third surfaces, respectively. This design ensures minimal optical aberrations and distortions, providing sharp and clear images.
The 62-485 is currently in stock and available for immediate purchase through the Edmund Optics website. With its superior optical performance and robust design, this lens is an excellent choice for various applications in the fields of imaging, metrology, and machine vision.
