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AND-40S-13 40 x 40 mm Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm

AND-40S-13 40 x 40 mm Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm

Type
Filter
Subtype
Neutral Density Filter
Brand
OptoSigma
Product webpage
OptoSigma products in the 3DOptix catalog

Properties

Shape
Rectangular
A
40 mm
B
40 mm

Material

Name
UVFS
Dispersion Equation
Sellmeier
n (λ)
1.4599108862211283
λ
550 nm
B1
0.6961663
C1
0.004679148 μm2
B2
0.4079426
C2
0.013512063 μm2
B3
0.8974794
C3
97.93400254 μm2

AND-40S-13 40 x 40 mm Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm

The AND-40S-13 is a high-quality Neutral Density Filter, offered by the renowned optical components manufacturer, OptoSigma. This filter is designed to minimize the intensity of light, without altering its color composition, within the visible light spectrum of 400-700nm.

The filter is rectangular in shape, with dimensions of 40 x 40 mm, making it suitable for a wide range of optical applications. It is made from UVFS MAL-1965 optical glass, a material known for its excellent optical properties and durability. The filter has a thickness of 2mm, ensuring rigidity and resistance to external stressors.

The filter's coating is another notable feature. Both the front and back surfaces are coated with Opt AND-13, a specialized coating that enhances the filter's performance and longevity. This coating helps to reduce reflections, increase transmission, and protect the filter from environmental hazards.

The AND-40S-13 is available in a thin lens shape, further enhancing its usability in various optical systems. According to the vendor's information, this item is currently in stock and can be purchased directly from the OptoSigma website.

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