LetвЂ™s dig deeper by talking about the most common types of lenses.РЎРјРѕС‚СЂРµС‚СЊ С‡С‚Рѕ С‚Р°РєРѕРµ 'out-of-focus image' РІ РґСЂСѓРіРёС… СЃР»РѕРІР°СЂСЏС…:Standard lenses as called standard for a reason these are the most common lenses, in both prime and zoom format. The longer focal length lenses let you photograph your subjects form further away and still achieve a close-up picture.You must learn and understand how each lens works before you start spending your cash. Macro lenses come in different focal lengths such as 50, 100 and 200 mm. Some zoom lenses have a macro feature built in. Macro lenses are special lenses which allow you to focus very close to flowers, mushrooms, insects etc.

Although the focus isвЂ¦ вЂ¦ WikipediaFocus вЂ” foНџКЉsaЙЄ] в™¦в™¦ focuses, focusing, focused (The spellings focusses, focussing, focussed are also used. In geometrical optics, a focus, also called an image point, is the point where light rays originating from a point on the object converge. 3) the point at which an object must be situated with respect to a lens orвЂ¦ вЂ¦ English terms dictionaryFocus (optics) вЂ” An image that is partially in focus, but mostly out of focus in varying degrees. 2) the state or quality of having or producing clear visual definition: his face is out of focus.

Focuses or foci) 1 Physics a the point at which rays or waves meet after reflection or refraction. A central point, as of attraction, attention, or activity: The need to prevent a nuclear war became theвЂ¦ вЂ¦ UniversaliumFocus вЂ” n. Brit.) focussed, focussing. Focuses, foci / suy, kuy/, v., focused, focusing or (esp. Optics вЂ¦ Australian-English dictionaryFocus вЂ” focusable, adj. Physics a point at which rays of light, heat, or other radiation, meet after being refracted or reflected.

An object has been laid on the glass, ready for scanning вЂ¦ WikipediaFocus вЂ” I (New American Roget s College Thesaurus) n. es, ci ( sД«, kД«) 1) a central point, as of attention or activity 2) phs a point at which rays of light, heat, or other radiation meet after being refracted or reflected 3) opt a) the focal point of a lens b)вЂ¦ вЂ¦ From formal English to slangImage scanner вЂ” Desktop scanner, with the lid raised. 2 a Optics the point at which an objectвЂ¦ вЂ¦ Useful english dictionaryFocus вЂ” fo

Understanding Lenses For Dummies