| 1. | The principal points of a thin lens coincide at the center of the lens .
薄透镜的两个主点与透镜中心相重合。 |
| 2. | The focal length of a given lens is different for different colors .
一个特定的透镜的焦距因颜色的不同而不同。 |
| 3. | In this same way we could compute the response of any number of thin lenses .
用同样的方法，我们能够求出任意数目的薄透镜的响应。 |
| 4. | The focal length of the conelensing lens should be such that the image of the source just fills the projecting lens .
聚光透镜的焦距应使光源的像正好照满放映透镜。 |
| 5. | An optical shop, in the business of making lenses, will have a set of precision spherical test plates or gauges .
制造透镜的光学车间，应当有一套精确的球面测试板即球面规。 |
| 6. | One often speaks of this succession of shapes having the same power as exemplifying lens bending .
我们常常举出这样一系列形状不同，然而具有相同光焦度的透镜，作为透镜的配曲调整的例子。 |
| 7. | General rules of lenses for fiber optic transmission
光纤传输用透镜的通用规则 |
| 8. | The second section is to design diffractive microlenses
第二部分为衍射微透镜的设计。 |
| 9. | Measurement methods of lenses for fiber optic transmission
纤维光学传输用透镜的测量方法 |
| 10. | Focusing of ultrashort pulse by small - aperture lenses
超短脉冲经过小数值口径透镜的聚焦特性 |
