透镜的英文：
glass
lens

参考例句：

Convergent [converging] electron lens
会聚式电子透镜

Electrooptic variable focal length lens
电子光学变焦透镜

meniscus photoheliograph
弯月形(透镜)太阳照相仪

Short focal length (high aperture) lens
短焦距(大孔径)透镜

This lens can magnify 20 diameter.
这个透镜能放大20倍。

The focal length differs with the thickness of the lens
焦距长底随透镜的厚度而变化。

The lens through which we view the image is called the eyepiece lens
我们用于观察像的透镜称为目镜。

These sandstone bodies form elongate lenses.
这些砂岩体形成伸长的透镜体。

He focuses the lens of a microscope
他调整显微镜的透镜以定焦点。

Aperture:Compound lens corrected for spherical aberration and coma. Also called Aplanat.
消球差透镜:矫正球面销售量差和慧星差的复合式透镜。

glass是什么意思：
n. 玻璃；玻璃制品；镜子
v. 成玻璃状；给某物加玻璃

The glass cut into her hand.
玻璃扎进了她的手。

Bring a glass of water for me.
给我拿一杯水来。

He drained a glass of claret.
他一口喝干了一杯红葡萄酒。

Steam has fogged my glasses.
蒸气使我的眼镜模糊不清。

Glass should be packed in straw.
玻璃器皿应该包扎在稻草中。

lens是什么意思：
n. 透镜；镜片；镜头；晶体
v. 给...摄影

The lens is easy to scratch or smudge.
该镜头很容易划伤或弄脏。

The lens through which we view the image is called the eyepiece lens
我们用于观察像的透镜称为目镜。

Align the red dot on the camera with the red dot on the lens and mount the lens on the camera.
把镜头上的红点与相机上的红点对准,把镜头固定在相机上。

Glass blanks of photochromic spectacle lens
GB/T9105-1988光致变色玻璃眼镜片毛坯

This lens can magnify 20 diameter.
这个透镜能放大20倍。