LF1547-A 25.4 mm Dia. N-BK7 Negative Meniscus Lens; EFL=-150mm 350-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -150 mm
- BFL
- -148 mm
- R1
- 100 mm
- R2
- 43.1 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167984379050088
- λ
- 587.6 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
LF1547-A 25.4 mm Dia. N-BK7 Negative Meniscus Lens; EFL=-150mm 350-700nm
The LF1547-A is a high-quality spherical lens from Thorlabs, featuring a negative meniscus design with a diameter of 25.4 mm. This lens is made from N-BK7, a popular optical glass from Schott, known for its excellent optical properties and wide transparency range.
The lens has a center thickness of 3 mm and an edge thickness of 4.1 mm, providing a robust structure while maintaining a low profile. The effective focal length (EFL) of this lens is -150 mm, making it a concave-convex lens suitable for a variety of applications.
The LF1547-A is designed to work within the wavelength range of 350-700 nm, covering the visible light spectrum. It features THo A Bbar coating on both the front and back surfaces, enhancing its transmission capabilities and providing protection against environmental factors.
This lens is a great choice for applications that require a high-quality, wide-spectrum lens with a negative meniscus design. Its robust construction, wide wavelength range, and high-quality coating make it a versatile and reliable option for various optical setups.
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