250FNIR-12.5 12.5mm Dia. OD=2.5, Germanium Standard IR Neutral Density Filter, 2000-14000nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Andover Corporation
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
Material
- Name
- Germanium
- Dispersion Equation
- Sellmeier
- n (λ)
- 4.00355628065046
- λ
- 10600 nm
- B1
- 0.4886331
- C1
- 1.393959 μm2
- B2
- 14.5142535
- C2
- 0.1626427 μm2
- B3
- 0.0091224
- C3
- 752.19 μm2
250FNIR-12.5 12.5mm Diameter Germanium Standard IR Neutral Density Filter
The 250FNIR-12.5 is a Neutral Density Filter with a 12.5mm diameter and a thickness of 1mm. This filter is sourced from Andover Corporation, a renowned vendor in the optical industry. It is designed for use in the infrared spectrum, specifically between 2000nm and 14000nm, with a central wavelength of 10600nm.
The filter is made of Germanium Burnett, a material known for its excellent optical properties in the infrared range. It features a Thin Lens shape, which is designed to minimize optical aberrations and distortions. The front and back of the filter are coated with the AND 250FNIR coating, which enhances its performance and durability.
This filter is part of Andover Corporation's extensive range of Infrared Filters, which are designed to meet the diverse needs of optical systems in various industries. The filter is currently in stock and available for purchase through Andover Corporation's official website.
