(The illumination angle should be expressed as a solid angle, which involves the knowledge of sphericity and squareness. It may be difficult for non-optical readers to understand. It took me more than an hour to figure out these units and calculation methods when I checked the information myself. Here, I will simplify the default searchlight. The light angle is a right cone, and the vertex angle of the transverse plane is taken.)
Eger has held her breath and put her thumb on the launch button, ready to press it at any time. Although the explosive harpoon is a "launched" weapon, it should actually be classified as a melee weapon. The effective killing distance of this depth, water pressure and density is also about 50 meters. Considering the […]