67-418 10 mm Dia. N-F2/N-BK7/N-F2 Hastings Achromatic Triplet; EFL=15mm MgF2 400-700nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 10 mm
- EFL
- 15 mm
- R1
- 11.33 mm
- R2
- 6.17 mm
Material 1
- Name
- N-F2
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.6236565068581217
- λ
- 550 nm
- B1
- 1.39757037
- C1
- 0.00995906143 μm2
- B2
- 0.159201403
- C2
- 0.0546931752 μm2
- B3
- 1.2686543
- C3
- 119.248346 μm2
Material 2
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5185223876207927
- λ
- 550 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
Material 3
- Name
- N-F2
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.6236565068581217
- λ
- 550 nm
- B1
- 1.39757037
- C1
- 0.00995906143 μm2
- B2
- 0.159201403
- C2
- 0.0546931752 μm2
- B3
- 1.2686543
- C3
- 119.248346 μm2
67-418 10 mm Dia. N-F2/N-BK7/N-F2 Hastings Achromatic Triplet; EFL=15mm MgF2 400-700nm
The 67-418 is a high-quality Hastings Achromatic Triplet lens, sourced from the renowned optical vendor, Edmund Optics. This lens is designed with a 10 mm diameter and a focal length of 15 mm, making it suitable for a wide range of optical applications.
The lens is constructed from three elements, made from N-F2 and N-BK7 Schott glass, which are renowned for their excellent optical properties. The use of these materials in a triplet configuration ensures high-quality imaging with minimal chromatic aberration.
The lens features a standard MgF2 coating on both the front and back surfaces. This coating enhances the lens's performance by reducing reflection and increasing transmission in the 400-700nm spectral range.
The lens geometry is meticulously designed, with edge thickness of 7.67 mm and center thickness of 1 mm and 8 mm for the two center sections. The inner and outer radii are 0 mm, indicating a circular shape. The lens's design is optimized for precision and durability, ensuring reliable performance in various conditions.
