Emrah BEKTAŞ on Instagram: "One of the most iconic parts of a submarine is the periscope. For more than a century, periscopes have served as the window to the outside world for submarine commanders, allowing them to check their surroundings, find targets and assess their attacks. Traditional periscopes, consisting of reflective mirrors and prisms housed within a tube, are now being replaced by photonic or optronic masts. High-resolution cameras mounted on the photonic mast transmit images via fi