49-379-INK 40 mm Dia. N-SK11/N-SF5 Achromatic Doublet; EFL=60mm VIS-NIR 400-1000nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- 60 mm
- R1
- 37.33 mm
- R2
- -31.54 mm
Material 1
- Name
- N-SK11
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5658215515592446
- λ
- 550 nm
- B1
- 1.17963631
- C1
- 0.00680282081 μm2
- B2
- 0.229817295
- C2
- 0.0219737205 μm2
- B3
- 0.935789652
- C3
- 101.513232 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
49-379-INK 40 mm Dia. N-SK11/N-SF5 Achromatic Doublet; EFL=60mm VIS-NIR 400-1000nm
The 49-379-INK is a high-quality achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens, with a 40 mm diameter, is designed for use in the visible to near-infrared spectrum, spanning 400 to 1000 nm. The lens is part of Edmund Optics' extensive catalog, and it is currently in stock, as indicated by its weblink status.
The lens features a focal length of 60 mm, making it suitable for a wide range of optical applications. The geometry of the lens includes a thickness of 10.03 mm at the edge, a center thickness of 14.46 mm, and a thickness of 3 mm at the center a. The lens's inner and outer radii are 0, and it has a base shape of a circle.
The 49-379-INK is composed of two types of materials: N-SK11 and N-SF5, both from Schott. These materials are known for their excellent optical properties, making this lens a reliable choice for various applications. The lens is coated with EDm VISNIR0SP2002000 on both the front and back, further enhancing its performance in the specified wavelength range.
