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OFB-20C05-4 20 mm Dia. N-BK7 Round Precision Ground Flat Window; t=5 mm Uncoated

OFB-20C05-4 20 mm Dia. N-BK7 Round Precision Ground Flat Window; t=5 mm Uncoated

Type
Window
Subtype
Flat Window
Brand
OptoSigma
Product webpage
OptoSigma products in the 3DOptix catalog

Properties

Shape
Circular
Diameter
20 mm

Material

Name
N-BK7
Dispersion Equation
Sellmeier
n (λ)
1.5167817367777034
λ
588 nm
B1
1.03961212
C1
0.00600069867 μm2
B2
0.231792344
C2
0.0200179144 μm2
B3
1.01046945
C3
103.560653 μm2

OFB-20C05-4 20 mm Dia. N-BK7 Round Precision Ground Flat Window; t=5 mm Uncoated

The OFB-20C05-4 is a high-quality flat window from OptoSigma, designed with a circular base shape and a diameter of 20 mm. This precision-ground window boasts a thickness of 5 mm, making it an ideal choice for various optical applications.

The window is made of N-BK7, a popular glass type from Schott, known for its excellent optical properties. N-BK7, also known as BK7, is a borosilicate crown glass with a low refractive index and low dispersion, making it a versatile material for various optical components.

The OFB-20C05-4 is designed for a wavelength of 588 nm, making it suitable for applications that use this wavelength. It is uncoated, which means it does not have any additional layers to enhance its optical properties. However, its high-quality surface ensures minimal scattering and distortion, making it a reliable choice for many optical systems.

This flat window is available from OptoSigma and is currently in stock, according to their website. The item data also provides a link to the product page on OptoSigma's website for further information and purchasing options.

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