87-968 25 mm Dia. Germanium Positive Meniscus Lens; EFL=30mm BBAR 8-12µm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 30 mm
- BFL
- 28.31 mm
- R1
- 33.38 mm
- R2
- 50.04 mm
Material
- Name
- Germanium
- Dispersion Equation
- Sellmeier
- n (λ)
- 4.00355628065046
- λ
- 10600 nm
- B1
- 0.4886331
- C1
- 1.393959 μm2
- B2
- 14.5142535
- C2
- 0.1626427 μm2
- B3
- 0.0091224
- C3
- 752.19 μm2
87-968 25 mm Dia. Germanium Positive Meniscus Lens; EFL=30mm BBAR 8-12µm
This is a 25 mm diameter Germanium positive meniscus lens, sourced from the renowned optical components vendor, Edmund Optics. The lens boasts an effective focal length (EFL) of 30mm and is coated with BBAR 8-12µm, ensuring high-quality performance.
The lens is spherical in shape, with a base shape of circular. The geometry of the lens is well-defined, with a thickness of 1.5mm at the edge and 2.5mm at the center. The front and back radii (R1 and R2) are 33.38mm and 50.04mm respectively, while the back focal length (BFL) is 28.31mm. The inner and outer radii are both zero, indicating a uniform curvature.
The lens is made of Germanium burnett, a material known for its excellent optical properties. It is designed to operate at a wavelength of 10600nm. The lens features a front coating of edm arcedgermanium81 and a back coating of the same, enhancing its performance and durability.
The lens is currently in stock and can be purchased directly from the Edmund Optics website using the provided weblink. With its superior quality and performance, this lens is an excellent choice for a wide range of optical applications.
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