论文部分内容阅读
我院制成小型眼镜式额镜试用以来,效果很好,其重量不足30克,无过重压迫鼻背之感觉或滑脱现象,此镜动转灵活,能上下左右前后活动,并可以适当调节光度。反射镜直径为7厘米,其中央之圆孔为1厘米,共反射光力适合于门诊诊疗之用。因装卸自由,携带方便,尤对屈光不正之检者可直接按在自己眼镜桥部更为便利。制造方法1.镜框:使用市售之化学眼镜框,将单球关节固定装置嵌顿于镜框桥部,如检者无屈光不正,把镜框之外下框缘剪掉,仅用支架,共镜框腿部适当弯曲,很稳
Our hospital made small glasses type mirror since the trial, the effect is very good, the weight of less than 30 grams, no excessive pressure on the back feeling or slippage, the mirror moving flexible, can move up and down around, and can be properly adjusted Luminosity. Mirror diameter of 7 cm, the central hole of 1 cm, the total reflection of light power for out-patient clinics. Due to loading and unloading freedom, easy to carry, especially for those who refraction can be directly by their own glasses bridge more convenient. Manufacturing methods 1. Frame: The use of commercially available chemical glasses frame, the single ball joint fixation devices in the bridge frame, such as the seizure without refractive error, the outer edge of the frame cut off the frame, only the stent, a total of Frame leg properly bent, very stable