87-839 50 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1200nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 50 mm
- Cut Off Frequency
- 1212.5 nm
- Cut On Frequency
- 1187.5 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4480501613968526
- λ
- 1200 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
87-839 50 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1200nm
The 87-839 is a Bandpass Filter, specifically designed with a 50 mm diameter and a 3.5 mm thickness, sourced from the reputable vendor Edmund Optics. This filter is engineered to transmit light within a specific range of wavelengths, while blocking other wavelengths, making it an ideal component for various optical applications.
The filter's central wavelength (CWL) is 1200nm, with a cut-on wavelength of 1187.5nm and a cut-off wavelength of 1212.5nm. This precise wavelength range is achieved through the filter's unique design, ensuring optimal performance in its intended application.
The 87-839 filter features hard coating on both the front and back surfaces, denoted as 'edm 87-815'. This coating enhances the filter's durability and resistance to environmental factors, contributing to its longevity and reliability.
The filter's geometry is defined by its circular shape and thin lens design, making it compatible with a wide range of optical systems. The provided weblink offers more detailed information about the product and its current availability status.