NE550B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 5.0 AR 650-1050nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4570121244558207
- λ
- 633 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
NE550B-B Dia. 0.5 in AR-Coated Neutral Density Filter; 650-1050nm; OD 5.0 AR 650-1050nm
The NE550B-B is a Neutral Density Filter from Thorlabs, designed with a circular base shape and a diameter of 0.5 inches. This filter is made from UVFS material, specifically identified as "uvfs mal- 1965" in the item data. It has a thickness of 3.6 mm, making it a thin lens type of optical element.
The NE550B-B filter is designed to operate at a wavelength of 633 nm. It features AR coatings on both the front and back surfaces, specifically the "tho ne50b-b" coating. This coating is optimized for the 650-1050nm range, providing excellent anti-reflective properties within this spectrum.
The filter's catalog number is NE550B-B, and it is currently in stock, as indicated by the "weblink status" field in the item data. You can find more information about this product, including pricing and availability, on Thorlabs' official website using the provided weblink.