45-417 75 mm Dia. N-BK7/N-SF5 Achromatic Doublet; EFL=200mm MgF2 400-700nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 75 mm
- EFL
- 200 mm
- R1
- 118.81 mm
- R2
- -96.37 mm
Material 1
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5185223876207927
- λ
- 550 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
Material 2
- Name
- N-SF5
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.6771143911586193
- λ
- 550 nm
- B1
- 1.52481889
- C1
- 0.011254756 μm2
- B2
- 0.187085527
- C2
- 0.0588995392 μm2
- B3
- 1.42729015
- C3
- 129.141675 μm2
45-417 75 mm Dia. N-BK7/N-SF5 Achromatic Doublet; EFL=200mm MgF2 400-700nm
The 45-417 is a high-quality achromatic doublet lens, boasting a 75 mm diameter and a focal length of 200 mm. This lens is meticulously crafted from two types of Schott glass, N-BK7 and N-SF5, which are renowned for their exceptional optical properties. The achromatic design ensures minimal chromatic aberration, making it an ideal choice for a wide range of applications, particularly where color correction is crucial.
The lens features a front and back coating of Edmund Optics' standard MgF2 curve, which enhances its light transmission capabilities and provides excellent protection against environmental factors. The center thickness of the lens is 17.94 mm, while the edge thickness measures 15.42 mm, providing robustness and durability.
This lens is sourced from Edmund Optics, a leading vendor in the optical industry, and is currently in stock. For more detailed information, including technical specifications and purchasing options, please refer to the provided weblink.
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