You'll also probably hear photographers say they're 'stopping down' a lens when selecting a small aperture. Just to confuse things a little, lenses don't have the same aperture ranges, with some ...

The concept of small aperture is now moving from the cornea to the IOL plane with an additional benefit besides improving range of vision. A small aperture in an IOL has the ability to reduce ...

Accurate high magnification of small aperture laser beams has traditionally been a challenge because the optics associated with such a beam expander are difficult to test using an optical ...

These pocket-sized binoculars are compact, well made and lightweight, making them a handy accessory, but unfortunately — due to their small 25mm aperture — we could not see much celestial detail.

Changing the aperture also changes the ‘depth of field’ in a photo, or how much near-to-far sharpness you get in a picture. A small aperture gives you more depth of field, so you can get both ...