One limiting factor is the viewing Angle, which is comparable to using a camera lens: a telephoto lens has a narrower view than a wide-angle lens.
限制因素之一就是观察角度，这与使用照相机的情况类似：长焦镜头的视野比广角镜头的观察角度要窄得多。
However, after the shock subsides and the person is able to look back through the lens of time, I believe that, in hindsight, that surprise factor will lessen.
然而，一旦相关人感到震撼的情绪平静下来，能够回顾事情经过之后，我相信，以我的后知之明，那种惊诧感会变弱的。
Diffractive efficiency of Fresnel lens is important factor to evaluate the quality of Fresnel lens.
菲涅耳透镜的衍射效率是评价菲涅耳透镜质量的一个重要指标。
When the diffractive optical lens is illuminated by white light, its focal length not only relates to material dispersion and wavelength dispersion, but also to aperture factor.
在白光照射下，衍射光学透镜的焦距不仅同材料色散和波长色散有关，而且还同孔径因子有关。
ObjectiveTo clone the gene of mortality factor related gene 15(MRG15) and to investigate its expression in lens epithelium cell(LEC) of normal and age related cataractous eyes.
目的克隆死亡因子相关基因15（MRG15）并研究其在正常晶状体和年龄相关性白内障晶状体上皮细胞中的表达，比较二者的差异。
The biggest single factor influencing lumen output on this projector is not the lamp power mode, but rather the position of the zoom lens.
最大的唯一因素影响流明输出在这台放映机是没有灯力量方式，而是宁可变焦镜头的位置。
Comparison of the focusing results of a hot atomic beam with a monochromatic cold atomic beam shows that the main factor affecting the imaging quality of the magnetic lens is chromatic aberration.
在比较了热原子束和单色冷原子束的会聚效果后得出结论：影响它成像的主要因素是色差。
Based the math model of lens distortion, the plane roundness gridding model is used to calculate the lens distortion coefficients of radial distortion and other non-linear factor.
根据镜头畸变的数学模型，利用平面圆形网格模板的网格交点来求取镜头的径向、切向和薄棱镜畸变系数。
CONCLUSION: in lens tissue, there is a regulating system forb-FGF (basic fibroblast growth factor), which might be important in the proliferation and differentiation of LEs. ·.
结论：晶状体组织存在着纤维生长因子的调节系统，而且，这种调节系统在晶状体上皮细胞的增生和分化中起到重要的作用。
Objective: to observe the expression of epidermal growth factor (EGF) in lens epithelial cells (LECs) of human fetus.
前言：目的：观察表皮生长因子(EGF)在人胎儿晶状体上皮细胞的表达。
The influences of factor F and modeling plate on the lens' optical efficiency are also analyzed.
还分析了透镜相对孔径 （F数 ）和成型模具等因素对透镜光学效率的影响。
The lens is the main factor causing papillary block.
晶体是引起瞳孔阻滞的主要因素。
In high numerical aperture and low technic factor lithography process, degradation of the image quality because of the coma aberration in the projection lens has become a serious problem.
在高数值孔径、低工艺因子的光刻技术中，投影物镜彗差对光刻质量的影响变得越来越突出，因而需要一种快速、高精度的彗差原位测量技术。
Under conditions of monochromatic light and a small object, the spherical aberration was the main factor which led to measuring error of focus of thin convex lens.
在单色光、小物条件下，球差是引起薄凸透镜焦距的测量误差的主要因素。
Thus, a zero gap is realized, where no gap between micro lenses exists, and the fill factor of micro lens is maximized.
因此，实现了零间隙，即，在微透镜之间不存在 间隙，微透镜的填充系数被最大化。
Thus, a zero gap is realized, where no gap between micro lenses exists, and the fill factor of micro lens is maximized.
因此，实现了零间隙，即，在微透镜之间不存在 间隙，微透镜的填充系数被最大化。
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