Ⅰ. Mold material and processing of optical glass prismThe mold material needs to have the following characteristics.1. The surface is free from defects and can be ground into a smooth optical mirror ...
The optical lens is a transmission device that changes the light beam. By using a refraction process, these optical devices can disperse or focus the light beam. Depending on your application needs, y...
Because the concave lens forms a virtual image for the real object, it is difficult to measure the object distance and image distance of the concave lens directly. We can only use an inverted real ima...
Ⅰ. Transmission and reflection characteristics of custom optical lensesThe optical coating is designed based on the interference effect. Therefore, the performance of optical coating depends on the r...
Ⅰ. Influence of the direction of the custom optical filters on the wavelengthThe edge of the optical filter is engraved with an arrow to indicate the recommended direction of the light transmission f...
On October 22, the new English version Ecoptik.net website is officially launched, immediately following the 9 language version launch of the website, replacing the previous
1. Optical filters are not only protective lensesSome optical filters are only installed on the lens when they are used, such as polarizers, grayscale filters, while some are installed in front of the...
1. Are optical filters necessary in the digital age?Many novice photographers may be strongly recommended by the shopping guide to buy lens filters (mostly UV lenses). Although many friends have alrea...
Compared with the film age, photographers in the digital age need a lot fewer filters, but there are still some optical filters that are still necessary. Part of it is because it takes time and effort...
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