ND2R02B Dia. 50 mm Unmounted Reflective ND Filter; Optical Density 0.2
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 50 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5150823520020043
- λ
- 633 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
ND2R02B Dia. 50 mm Unmounted Reflective ND Filter; Optical Density 0.2
The ND2R02B is a circular, unmounted Neutral Density (ND) filter with a diameter of 50 mm and a thickness of 2 mm. This filter is sourced from Thorlabs, a renowned vendor known for its high-quality optical elements. The ND2R02B filter is designed to reduce the intensity of incident light without altering its color composition, making it an ideal choice for various optical applications.
The filter features a front and back coating of THo ND02, a specialized coating that provides an optical density of 0.2. This coating is applied using a thin lens technique, ensuring minimal distortion and high optical performance. The ND2R02B filter is compatible with a wide range of wavelengths, with a specific focus on 633 nm.
The ND2R02B filter is currently in stock and available for purchase through the Thorlabs website. For more information, including pricing and detailed specifications, please refer to the provided weblink.