I hesitated for a long time, but at the beginning of April, the time came. I once again have my first camera. Agfa Clark, 6×9. At that time, around 1975, my brother-in-law gave it to me. I probably exposed a film at that time because my pocket money was used very little for development. And my f
Javascript is currently disabled in your browser. When javascript is disabled, some functions of this website will not work.
Open access for scientific and medical research
From submission to the first editing decision.
From editor acceptance to publication.
Open access to
An inexpensive and fast method of making free-form optics can benefit applications from glasses to telescopes
Image: The researchers used their new method to manufacture optical elements with various geometric shapes—including toroids and trilobes—u
Cook announced the launch of 30-95mm and 85-215mm Varotal/i T2.9 zoom lenses, the latest products in its growing full-frame series. They also updated the Panchro/i Classic series of lenses to full frame.
Two new Varotal/i FF zoom lenses brought cutting-edge modern design and materials to th
Sign up for our daily newsletter
Huawei Watch 3 Pro is a beautifully made product, but not everything is correct
For some time, Huawei’s smartwatch has been a favorite among expert reviews, but the quarrel with Google means that it hasn’t updated its flagship Huawei watch model fo
Today, the United States Patent and Trademark Office announced a continuation of Apple's patent related to its title "Electronic Equipment with Adjustable Lens." The present invention relates to a tunable lens system, which is mainly used in Apple's future VR headsets, and may also be used in fut
We use cookies to enhance your experience. By continuing to browse this website, you agree to our use of cookies. More information.
Since the appearance of microLED display technology in 2010, analysts, manufacturers, and industry experts have been excited about the potential for its superi
Please note that by blocking any or all cookies, you may not be able to access certain features, content or personalization. For more information, please refer to our Cookie Policy.
To enable cookies, please follow the browser instructions below.
Facebook application: open the link in
Pokémon Brilliant Diamond and Shining Pearl (BDSP) is exactly the same as the Pokémon game I have played before, but better. Unfortunately, I cannot be 100% sure that this is a good thing. Some people will like to revisit the Shen'ao area, but others, especially those seeking new experiences, w
Molding and curing liquids can achieve rapid prototyping of new types of components.
Solid progress: The new way of manufacturing free-form optical components with components up to 200 mm can help such products more easily be used in a range of industrial applications.
Solid progres