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To begin, the correct term is "crossed" polarizer, not cross. The way that a crossed polarizer works is that it contains two polarizers, the first selects a plane of polarized light from an unpolarized light source (containing many oscillations, or planes). The second polarizer than absorbs that plane of polarized light that made it past the first, as it selects a plane of polarized light that is not the one let through the first.

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βˆ™ 13y ago
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A cross polarizer is a type of optical device that consists of two polarizing filters oriented perpendicular to each other. When light passes through these filters, it is effectively blocked or transmitted based on its polarization orientation. Cross polarizers are commonly used in Photography, LCD displays, and optical experiments to control the direction of polarized light.

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Q: What is a cross polarizer?
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What is a polarizer?

To begin, the correct term is "crossed" polarizer, not cross. The way that a crossed polarizer works is that it contains two polarizers, the first selects a plane of polarized light from an unpolarized light source (containing many oscillations, or planes). The second polarizer than absorbs that plane of polarized light that made it past the first, as it selects a plane of polarized light that is not the one let through the first.


When was Polaroid - polarizer - created?

Polaroid - polarizer - was created in 1929.


Where can a polarizer be purchased?

One can purchase a polarizer online at various retailer websites. One can purchase a polarizer online at retailer websites such as Amazon, eBay and Best Buy.


Where can you buy Sony blue polarizer?

You can purchase a SONY blue polarizer from TRI-STATE MODULE They also have replacement LCD panels


After randomly polarized light passes through a polarizer it is?

After randomly polarized light passes through a polarizer, it becomes linearly polarized with its electric field oscillating in a specific direction determined by the polarizer's orientation. The intensity of the light decreases due to blocking of the component of light vibrating in a direction perpendicular to the polarizer's transmission axis.


What is the name for a light polarizer consisting of a crystal of calcium carbonate?

The name for a light polarizer consisting of a crystal of calcium carbonate is a Calcite Polarizer. Calcite is a birefringent crystal that can split unpolarized light into two polarization components, making it useful for various optical applications.


How can you determine the direction of the polarizing axis of a single polarizer?

The direction of the polarizing axis of a single polarizer can be determined by analyzing the orientation of the polarized light emerging from the polarizer. By rotating the polarizer and observing how the intensity of the transmitted light changes, you can identify the direction of the polarizing axis corresponding to the maximum or minimum transmitted light intensity.


What light passes through horizontal polarizer?

Light that is polarized to be horizontal passes through horizontal polarizers. This separates it from the other directions of light, since normal white is not polarized and is in all directions.


What is the best filter for Nikon 70-300mm vr?

In general, a Polarizer.


What is Malus' law?

Malus' law describes how the intensity of polarized light changes when it passes through a polarizer. It states that the intensity of light transmitted through a polarizer is equal to the intensity of the incident light times the square of the cosine of the angle between the polarizer's transmission axis and the polarized light.


Can video or a digital recording be polarized after it has been recorded?

No. A polarizer has to be used on the lens.


How do I reduce the glare effect when take pictures of glass, water, chrome etc?

Try using a polarizinf filter. They can also just be referred to as a polarizer. If you have a SLR which uses phase detection for autofocus, which by the way most do, then you'll need to get a circular polarizer to avoid conflicts with your autofocus. I haven't tried it myself, but a circular polarizer probably is not necessary with non-SLR digital cameras.