Pinhole

A pinhole is a small hole in the surface or interior of a material.Pinhole, a rock band from Liverpool, England, later to become The Dead 60s.A pinhole camera, a camera that uses a pinhole to form an image instead of a lens. See also Camera Obscura.In computer networking, the term Firewall pinhole is used to describe a port that is opened through a firewall to allow a particular application to gain controlled access to the protected network.
See more at Wikipedia.org...

Стено́п (, ) — фотографический аппарат без объектива, роль которого выполняет малое отверстие .
Продолжение на Wikipedia.οrg...

mala rupica od uboda igle  

mala rupica  

سوراخ کردن براى گوشى ياز،سوراخى که ازفرو کردن سنجاق درچيزى پديدايد

FORO DI SPILLO