45-179 50 mm Dia. N-BAK4/N-SF10 Achromatic Doublet; EFL=200mm MgF2 400-700nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 50 mm
- EFL
- 200 mm
- R1
- 130.48 mm
- R2
- -99.36 mm
Material 1
- Name
- N-BAK4
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5709961571059783
- λ
- 550 nm
- B1
- 1.28834642
- C1
- 0.00779980626 μm2
- B2
- 0.132817724
- C2
- 0.0315631177 μm2
- B3
- 0.945395373
- C3
- 105.965875 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
45-179 50 mm Dia. N-BAK4/N-SF10 Achromatic Doublet; EFL=200mm MgF2 400-700nm
The 45-179 is a high-quality achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens, with a 50 mm diameter, is designed for use in the 400-700nm spectral range, making it suitable for a wide range of optical applications.
The lens is a multiplet, meaning it is composed of multiple optical elements. The specific configuration of this doublet includes N-BAK4 and N-SF10 Schott glass types. These materials are chosen for their excellent optical properties, contributing to the lens's overall performance.
The lens has an effective focal length (EFL) of 200mm, as indicated in its name. The geometry of the lens is carefully designed, with an edge thickness of 9.11mm and a center thickness of 9mm. The lens also features a standard MgF2 coating on both the front and back surfaces, which enhances its transmission characteristics.
The 45-179 lens is currently in stock and available for purchase through the Edmund Optics website, as indicated by its valid weblink status. This lens, with its robust design and high-quality materials, is an excellent choice for various optical systems.
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