ND2R04B Dia. 50 mm Unmounted Reflective ND Filter; Optical Density 0.4
- 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
ND2R04B Dia. 50 mm Unmounted Reflective ND Filter; Optical Density 0.4
The ND2R04B 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 ND2R04B is designed with a base shape of a thin lens and is made from the esteemed N-BK7 Schott glass, ensuring durability and reliability.
The ND2R04B filter boasts a wavelength of 633 nm, making it suitable for a wide range of optical applications. It features a front and back coating of tho nd04, which is Thorlabs' proprietary coating designed to enhance the filter's performance and longevity.
This filter is currently in stock and available for immediate purchase. For more information, including pricing and detailed specifications, please refer to the vendor's website using the provided weblink.