Field Curvature, also known as “curvature of field” or “Petzval field curvature”, is a common optical problem that causes a flat object to appear sharp only in a certain part(s) of the frame, instead of being uniformly sharp across the frame. This happens due to the curved nature of...
Sentences with the word vault Words that rhyme with vault What is the past tense of vault? What is the plural of vault? What is the adverb for vault? What is the adjective for vault? What is the noun for vault? Translations for vault ...
Einstein said that space is curvedand that matter is the source of the curvature. (Matter is also the source of gravitation, so gravity is related to the curvature—but that will come later in the chapter.) How many dimensions do we live in? In everyday life, we inhabit a space ofthre...
The amount of curvature reflects the lack of flat field that you may have - typically, lower is better (you'll find lower curvature in well corrected refractors). As to how it is calculated, I am not sure - but if I were to guess, you just take the total area and figure out the ...
[translate] athe radius of curvature, respectively. 曲率半径,分别。 [translate] amuch better 好 [translate] agift with product 礼物与产品 [translate] aWhat would you like. 什么您要不要。 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 ...
the centre of curvature of the road. Due to this, the inner wheels of the vehicle lose some of the force of traction. As the speed of vehicle increases, so is the severity of these forces. This situation generates an imbalance in the overall behaviour of the vehicle. As a result, it ...
In the 15th century, Nicolaus Copernicus disbanded the geocentric model in favour of a heliocentric universe in which the sun is the centre of a fixed frame of reference with the entire clan of "fixed stars" form- ing a backdrop of reference points against which the earth, the moon and ...
acombining the effect of wall curvature and of wall corrugation. 结合墙壁曲度的作用和的墙壁槽纹。 [translate] ayour determination and optimismtend to go hand in hand. 您的联合发生的决心和optimismtend。 [translate] aoxygen reduction is favoured at a droplet edge, as oxygen can readily diffuse ...
as shown in the figure below. imagine a pole passing through the centre of the disc at the axis of rotation. using the right hand rule, your right hand would be grasping the pole so that your four fingers follow the direction of rotation. in addition, your thumb is pointing straight out...
As nouns the difference between center and epicenter is that center is centre / center while epicenter is...