49-776-INK 12.7 mm Dia. N-BAK1/N-SF8 Achromatic Doublet; EFL=44.45mm VIS 0° 425-675nm
- Type
- Lens
- Subtype
- Multiplets
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
- EFL
- 44.45 mm
- R1
- 28.49 mm
- R2
- -20.03 mm
Material 1
- Name
- N-BAK1
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5746241031015316
- λ
- 550 nm
- B1
- 1.12365662
- C1
- 0.00644742752 μm2
- B2
- 0.309276848
- C2
- 0.0222284402 μm2
- B3
- 0.881511957
- C3
- 107.297751 μm2
Material 2
- Name
- N-SF8
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.6935844234114055
- λ
- 550 nm
- B1
- 1.55075812
- C1
- 0.0114338344 μm2
- B2
- 0.209816918
- C2
- 0.0582725652 μm2
- B3
- 1.46205491
- C3
- 133.24165 μm2
49-776-INK 12.7 mm Dia. N-BAK1/N-SF8 Achromatic Doublet; EFL=44.45mm VIS 0° 425-675nm
The 49-776-INK is a high-quality achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens boasts a 12.7 mm diameter and an effective focal length (EFL) of 44.45mm, making it suitable for a wide range of optical applications.
The lens is composed of two elements, made from N-BAK1 and N-SF8 Schott glass, respectively. These materials are known for their excellent optical properties, contributing to the lens's high performance. The lens is coated with EDMM Vis-0 std curve on both the front and back surfaces, further enhancing its capabilities.
The lens's geometry is carefully designed, with a thickness of 4.04mm at the edge and 3mm at the center. The inner and outer radii are 0, and the curvature radii are r1=28.49mm, r2=-20.03mm, and r3=-81.41mm. This design ensures optimal light transmission and minimal distortion.
According to the provided data, the lens is in stock and available for immediate purchase. For more information, users can visit the vendor's website through the provided weblink. This lens is a reliable choice for those seeking a high-performance achromatic doublet lens for their optical systems.
