That unblinkingly vivid Japanese sun seems the blazing focus of the glassy ocean's immeasurable burning-glass.

那一眨不眨的生机勃勃的太阳似乎就是这玻璃般大洋的巨大凸透镜燃烧的焦点。

Then with his lens he tested the hinges, but they were of solid iron, built firmly into the massive masonry.

随后，他用凸透镜检查了合叶，可是合叶是铁制的，牢牢地嵌在坚硬的石上。

Say we have a lens that has a spherical face on both sides, known as a convex lens.

假设我们有一个具有球面的镜头 两侧，称为凸透镜。

You might notice that the image is upside down, which will always be the case for convex lenses.

您可能已经图像是上下颠倒的，凸透镜总是如此。

As a result, the magnetic lenses act as convex or converging lenses, focusing all the electrons down to a focal point.

因此， 磁透镜充当凸透镜或聚光透镜，将所有电子聚焦一个焦点。

While Galileo used a concave lens for his eyepiece, the standard refracting telescope uses a convex, converging lens for both the objective lens and the eyepiece.

伽利略的目镜使用凹透镜，而标准折射望远镜的物镜和目镜都使用凸透镜。

This is made possible through something called a lenticular lens – a corrugated sheet in which each ridge is made up of a convex – or outward-curving – lens.

这是通过一种叫做柱状透镜的东西实现的，柱状透镜是一种波纹状的薄板，其每个凸起处都由凸透镜（即向外弯曲的透镜）组成。