Learn how to determine the image location and height in lenses with this clear, step-by-step tutorial! This video explains the principles of lens optics, including magnification, focal points, and ray ...

California-based accessory maker Sandmarc has launched a new Tetraprism 72mm Lens for iPhone that adds 3x optical ...

Most consumer point and shoot digital cameras say something like, "5x optical zoom," or "9x optical zoom" on the box. But, when you move up to micro-4/3s and SLRs, you lose that. It makes sense - the ...

How to choose the right lens Most standard zoom lenses give a maximum magnification factor of about 0.3x. Zoom lenses, and even some prime lenses with a ‘macro’ badge, give a greater magnification of ...

You can find objective lenses at low prices by searching online shops. For example, Mr. Niemchuk seems to have gotten the following objective lens from AliExpress. A mount adapter is required to ...

Olympus has added a new super-zoom to its range, the M.Zuiko Digital ED 12-200mm F3.5-6.3 super telephoto zoom lens, offering up to 16.6x magnification for Micro Four Thirds cameras. Promising to be ...

Macro lenses provide a unique ability to magnify tiny details to their true-to-life size, or at times even larger than life. They can reveal details our eyes may not be able to pick up on, allowing us ...

The SOD-10X, a new telecentric micromachine lens from Moritex, delivers up to 20X magnification without affecting resolution or numerical aperture. The Super Optical Device has 1.5-mm spatial ...

Age-related macular degeneration (AMD) is the leading cause of blindness among older adults in the western world. Unfortunately, conventional optical aids provide little help for a retina which has ...