Astrophotography Tips Using Add-On Lenses for Mobile Phones
Astrophotography doesnβt require a DSLR anymore β your smartphone can capture incredible night sky shots with the right techniques and add-on lenses. This beginner-friendly guide covers easy astrophotography tips, recommended accessories, and mobile settings to help you take clearer, brighter, and more detailed cosmic photos.
Double night vision: Application and development of advanced technology
In today's era of rapid development of science and technology, as an important optical equipment, double night vision plays an important role in military, security, field exploration and other fields. This article will discuss the working principle, technological development and...