49-772 12.7 mm Dia. N-BAF10/N-SF6 Achromatic Doublet; EFL=19.1mm VIS 0° 425-675nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
- EFL
- 19.1 mm
- R1
- 13.19 mm
- R2
- -10.22 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-SF6
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.811866267147773
- λ
- 550 nm
- B1
- 1.77931763
- C1
- 0.0133714182 μm2
- B2
- 0.338149866
- C2
- 0.0617533621 μm2
- B3
- 2.08734474
- C3
- 174.01759 μm2
49-772 12.7 mm Dia. N-BAF10/N-SF6 Achromatic Doublet; EFL=19.1mm VIS 0° 425-675nm
The 49-772 is a high-quality achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens is designed with a base shape of a circular geometry, featuring a diameter of 12.7 mm and a focal length of 19.1 mm. The lens is constructed from two types of Schott glass, N-BAF10 and N-SF6, which are renowned for their excellent optical properties.
The lens is coated with the EDM VIS-0 standard curve on both the front and back surfaces, enhancing its transmission capabilities within the visible light spectrum, specifically between 425-675 nm. This coating ensures optimal performance and durability, making it an ideal choice for a wide range of optical applications.
The lens's geometry includes an inner radius of 0 mm, an outer radius of 0 mm, and a center thickness of 5.25 mm. The edge thickness measures 4.72 mm, while the center thickness 'a' is 1.5 mm. These specifications contribute to the lens's overall optical performance and precision.
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