To inaugurate its new premises and production site, TCN opened its doors on September 20, 2022. Thank you all, our customers and partners who came in great numbers to discover our new premises, equipment, and the full range of our services. During coloring workshops, you improvised as chemists and that in joy and good mood:…

Polycarbonate is a plastic used in the fabrication of various items, such as screens, and glasses for sports or safety. PCL4 liquid dyes are suitable for the coloration of non-coated polycarbonate lenses, by dipping. They are easy to use, the process is fast and allows to obtain even colors. Follow the steps below to dye…

The carrier HDX allows to reduce up to 4 times the coloration time of your high-index lenses. High-index organic lenses (1.60 – 1.67) are thick lenses. Therefore, the coloration process is slower than with standard lenses. Discover how to accelerate the coloration of your high-index organic lenses, with our carrier HDX, used as a pretreatment….

TCN visited the premises of the eyewear company Novacel, one of its loyal customers based in Château-Thierry. The purpose was to discover their organic lens tinting semi-industrial process, using TCN’s CRX powders. CRX dyeing powders are suitable to tint CR-39® organic lenses. They can be used in small or large productions. Watch our demo video…

Whether it is for aesthetics or to make solar lenses, a lot of glasses lenses are tinted. CRX powders are specific coloring powders useful to color coated and CR-39® organic lenses. Our CRX powders include 26 standard colors that can be mixed with each other. They are available in plastic boxes of 500 g and…

If you have the intention of creating your own color, you will have to choose criteria adapted to the realization of the desired shade after defining the color that you need (see part 3), starting from selecting primary colors that will be used to produce it. 4.1. Choice of primary colors In practice, TCN can…

TCN at the Mido Eyewear Show in Milan from April 30th to May 2nd 2022! This essential event of the eyewear industry allowed our team to exchange views with our customers and prospects on the polishing and coloration of their spectacle frames and/or organic lenses. We wanted to thank our loyal customers, who told us…

In order to define a color, it is necessary to determine it according to a reference frame as the Pantone color chart for instance, and measure the result. You often need specific shades that are not part of TCN’s standard shades of coloration ranges: CRX, GTC, GTD, TACC, PCL4… This device allows you to check…

Colors can be classified in 3 categories according to their composition: primary, secondary and tertiary colors. The primary colors group serves to create all of the other colors, through combinations made between the different categories. This combination principle allows TCN to make numerous coloring products adapted to specific plastics. Here is this principle in detail:…

By way of introduction, we will remind you of a few basic notions of physics. Then, during the following weeks, we will deal with the combination principle and the definition of color. You will also discover how to create a color. And finally, we will share with you our tips to correct a color. It…

Illustration & Design by Helena Pallarés
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