SLB-15-70NM 15.0 mm Dia. x -70.0 mm FL; Coated; Plano-Concave Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 15 mm
- EFL
- -70 mm
- BFL
- -71.3 mm
- R1
- -36.33 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.518720636186463
- λ
- 546.1 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
SLB-15-70NM 15.0 mm Dia. x -70.0 mm FL; Coated; Plano-Concave Lens 400-700nm
This is a Plano-Concave Lens, type SLB-15-70NM, offered by OptoSigma. The lens has a diameter of 15.0 mm and a focal length of -70.0 mm, making it suitable for a variety of optical applications. The lens is made of n-bk7 schott material, a popular choice for its high refractive index and low dispersion.
The lens features a spherical shape, with a front surface radius of -36.33 mm and a back focal length of -71.3 mm. The edge thickness of the lens is 2.8 mm, while the center thickness is 2 mm. The lens is coated with opt m on both the front and back surfaces, enhancing its transmission capabilities within the 400-700nm wavelength range.
The lens is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website using the provided weblink.