Principal (optical) axis - an imaginary line that passes through the exact center of the lens., refraction - the change of direction or bending of wave as is passes from one medium to another, Focal point - the point of convergence of light rays., incident ray - a ray that shows the direction that light travels as it approaches the boundary., Focal length - the distance from the lens to focal point., refraction ray - a ray that shows the direction that light travels after it has crossed over the boundary.,

Drop & Drag 🪞

ใ•ใ‚“ใฎๆŠ•็จฟใงใ™
印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

่‡ชๅ‹•ไฟๅญ˜: ใ‚’ๅพฉๅ…ƒใ—ใพใ™ใ‹?