SLB-25.4B-70PIR2 25.4 mm Dia. x 70.7 mm FL; Coated; Double-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 70.7 mm
- BFL
- 69.3 mm
- R1
- 72.66 mm
- R2
- -72.66 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-25.4B-70PIR2 25.4 mm Dia. x 70.7 mm FL; Coated; Double-Convex Lens 750-1550nm
The SLB-25.4B-70PIR2 is a high-quality lens from OptoSigma, designed for use in the 750-1550nm wavelength range. This lens is a spherical lens with a base shape of a circle, featuring a double-convex design. The lens has a diameter of 25.4 mm and a focal length of 70.7 mm, making it suitable for a wide range of optical applications.
The lens is made from n-bk7 schott, a popular material in the optical industry due to its excellent optical properties. The geometry of the lens includes a thickness edge of 1.9 mm and a thickness center of 4.1 mm. The effective focal length (EFL) is 70.7 mm, while the back focal length (BFL) is 69.3 mm. The radii of the first and second surfaces are 72.66 mm and -72.66 mm, respectively.
The SLB-25.4B-70PIR2 comes with a coating of opt ir2 on both the front and back surfaces. This coating enhances the lens' performance in the infrared spectrum, making it ideal for applications such as thermal imaging and night vision. The lens is currently in stock and available for immediate purchase, as indicated by its valid weblink status.
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