The dynamic process of injection and holding for optical plastic lenses is simulated by means of CAD/CAE technology.
采用 CAD/CAE技术对光学塑料透镜注射成型的充模及保压过程进行了计算机动态模拟 ,研究了不同注射温度、压力、时间和保压温度、压力、时间对透镜面形质量的影响规
Testing Curvature Radius of the Plastic Lens;
塑料透镜曲率半径的检验
The technical Know-how of the precision injection moulding of the middle-small size plastic lens is introduced.
介绍中小型塑料透镜精密注塑成型的工艺,并以两种塑料透镜的成型为例,讨论了最佳注塑工艺的选择。
The properties of plastic lens applied in 3D virtual displays are studied and a Polymethyl Methacrylate (PMMA) optical system for glasses-type virtual displays is presented.
研究了塑料透镜在3D虚拟显示头盔光学系统中的应用,设计了适用于眼镜式虚拟微显示器的全塑料(聚甲基丙烯酸甲脂-PMMA)光学系统。
The Technology for Fabricating Aspherical Plastic Lens Die Cavity;
非球面塑料透镜钢制模具型腔的加工工艺研究
But the barrier of the extensiue production of the aspherical plastic lenses is still the problem of the accuracy in shaping.
在了解传统注射成型的基础上,从光学塑料的物理特性出发,研究了它在成型过程中的精度问题,发现了光学塑料在成型时的体积可控制,从而对高精度非球面塑料透镜的两种成型方法进行了探讨。
Explore Shaping Method of High Accuracy Aspherical Optics Plastic Lenses;
高精度非球面光学塑料透镜成型法的探索
We buy Scrap Optical Lenses of CR39 plastic material for recycling in China. Shipment to Hong Kong. Minimum20 tons.
求购以塑料为原料的光学透镜废料，最小需求量为20吨，欢迎与我们联系！
flat-top plastic bifocal
平顶塑料双焦点透镜
A MOLDING TECHNOLOGY FOR PLASTIC OPTICAL ASPHERICAL LENS
一种塑料光学非球面镜片的成型技术
The Research of Precision Injection Molding of Optical Plastic Lens;
塑料非球面光学镜片注塑成型的工艺研究
Any of the lenses, prisms, or mirrors of an optical instrument.
光学镜光学仪器的透镜、棱镜或平面镜
Basic Research on Method of Laser Transmission Micro Welding of Thermoplastics Based on Binary Optical Technology;
基于二元光学的热塑性塑料激光透射微焊接方法基础研究
Research on Precision Injection Molding of Optical Plastic Lens;
光学塑料镜片精密注射成型工艺的研究
The Simulation and Optimization of Aspheric Optical Plastic Lens Injection Molding;
非球面塑料光学镜片成型工艺仿真与优化
Design of Refractive/Diffractive Plastic Optical System in Glasses Virtual Displays
眼镜式虚拟显示折射/衍射塑料光学系统设计
Depth Contraction and Optical Distortion for Transparent Plastic Plate
透明塑料平板厚向收缩及光学畸变研究
Numerical Simulation and Optimization in Aspheric Optical Plastic Lens Injection Molding;
塑料非球面光学镜片注塑成型数值模拟与工艺优化
The lens or lens group closest to the eye in an optical instrument;an ocular.
目镜光学仪器中靠近眼睛的透镜或透镜组；窥孔
Test method for specular gloss of plastics
GB/T8807-1988塑料镜面光泽试验方法
Explore ration of 2-step Injection Shaping Method of Aspherical Plastic Lenses;
非球面塑料透镜两步注射成型法的探索
Experiment research on laser transmission welding of two different thermoplastics
两种不同热塑性塑料之间的激光透射焊接试验
unmounted ophthalmic lens of any material other than glass, optically worked
眼科透镜,未装配的,除玻璃外的任何材料制,经光学加工的
Transparent plastics--Transmissivity and haze test
GB/T2410-1980透明塑料透光率和雾度试验方法