Apple iPhone Duo Apple has spent nearly two decades defining the iPhone as a single, fixed slab of glass and metal — and with the Duo, that definition finally changes. It's the biggest structural shift to the iPhone since the original launched in 2007, and it arrives at a moment when foldable phones from Samsung and Huawei have already had years to mature. We've detailed its features and use cases below. The Apple iPhone Duo , announced in September 2026 alongside the iPhone 18 Pro and Pro Max, is Apple's first foldable iPhone , opening book-style from a compact outer display into the largest screen Apple has ever put in an iPhone. The Duo is designed for early adopters and power multitaskers who want tablet-like screen real estate that folds away into a normal pocketable phone. 🔍 iPhone Duo: Detailed Features 📱 Design & Build Book-style foldable, titanium frame Machined and polished titanium construction, with a hinge designed for a fluid, continuous feel when op...
Camera Basics A camera captures light photons, usually from the visible spectrum for human viewing, but in general could also be from other portions of the electromagnetic spectrum. All cameras use the same basic design: light enters an enclosed box through a converging or convex lens and an image is recorded on a light-sensitive medium (mainly a transition metal-halide). A shutter mechanism controls the length of time that light can enter the camera. Most photographic cameras have extra functions that allow to a person to view the scene to be recorded, a desired part of the scene to be in focus, and control of exposure so that it is not too bright or too dim. On most digital cameras a display, often a liquid crystal display (LCD), permits the user to view the scene to be recorded and settings such as ISO speed, exposure, and shutter speed. There are following types of Cameras available in present market. 1. Compact Camera 2. DX Format Camera 3. FX Format Camera 4. Medium Format...