Examples of 'photochromic properties' in a sentence
Meaning of "photochromic properties"
photochromic properties: This term describes the ability of certain materials to change color or darken in response to light exposure. Photochromic properties are often seen in eyeglass lenses, sunglasses, and transition lenses that automatically adjust their tint based on sunlight intensity
How to use "photochromic properties" in a sentence
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photochromic properties
The photochromic properties were expressed as described below.
These lenses have good photochromic properties.
Photochromic properties were measured by the following methods.
Traveller cheques with photochromic properties.
Photochromic properties were evaluated by the following methods.
Production of cheques with photochromic properties.
The photochromic properties were evaluated in a manner as described below.
The so prepared titanium dioxide has no photochromic properties.
The photochromic properties were evaluated concerning the following properties.
It also deals with the photochromic properties of titania films.
Photochromic properties should be provided without the degradation of mechanical strength.
Production of a banknote with photochromic properties on sheet fed machines.
The photochromic properties and strength of the obtained cured product were evaluated.
Light resistance of photochromic properties.
The following photochromic properties of the obtained photochromic plastic lens were evaluated.
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Production of banknotes bearing the photochromic properties in the intaglio ink.
A novel family of spirooxazines is described which show particularly advantageous photochromic properties.
The evaluation of these photochromic properties was carried out as follows.
The resin may or may not be endowed with photochromic properties.
A glass support endowed with photochromic properties constitutes a preferred embodiment of carrying out the invention.
Said resin may or may not be endowed with photochromic properties.
The photochromic properties of the samples are given in the following Tables.
Titanium oxides having good photochromic properties are obtained in this way.
Repeated exposure to light causes photochromic articles to exhibit reduced photochromic properties.
A cured product having good balance between photochromic properties and strength can be thereby obtained.
The Applicant Company has discovered a novel family of benzopyrans possessing particularly advantageous photochromic properties.
The following specific surface areas and photochromic properties could be obtained.
For example, photochromic properties is applied in the field of spectacle lenses.
Compositions according to the invention were prepared and their photochromic properties determined.
Method for preparing a latex with photochromic properties and uses thereof, particularly in ophthalmology.
The lenses having higher values excel more in the photochromic properties.
Materials must include entities for photochromic properties ( molecular switch ) and multi - photon absorption demonstrated.
A photochromic polyurethane coating that has acceptable Fischer microhardness and photochromic properties has now been discovered.
The photochromic properties are shown in Table 2.
As a result the following specific surface areas and photochromic properties could be obtained.
The photochromic properties were evaluated by the following methods, and were as shown in Table 2.
The matrix obtained is however not suitable for expressing the photochromic properties of photochromic colorants.
The photochromic properties of the resulting resin ( thickness 2mm ) are measured by the following methods.
These findings demonstrate the photochromic properties of the Compound Examples.
However, as shown below these compositions did not yield good photochromic properties.
Part 2 describes the testing of the photochromic properties of the Examples and Comparative Examples.
Therefore, it is difficult to develop excellent photochromic properties.
Examples 11 to 38 have excellent photochromic properties and further well-balanced physical properties including hardness and cloudiness.
The chromene compound of the invention exhibits, by itself, excellent photochromic properties.
Example 3, Characterization of photochromic properties of the GS analogues.
As indicated previously, the derivatives in accordance with the invention have photochromic properties.
The evaluation results of the photochromic properties are shown in Table 10 . Comparative Example 6.
The present invention relates to novel compounds which have, in particular, photochromic properties.
A composition having photochromic properties characterized by a AE30 of 2.5 is obtained.
It can be said that as this value becomes larger, photochromic properties become better.
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Examples of using Photochromic
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These photochromic compounds thus appear to be colored
The invention relates to photochromic composite materials
The photochromic molecules are trapped in these pores
Examples of using Properties
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Check the acoustic properties of the medium
These properties will be useful in refrigeration equipment
If marked the below properties will be available
