Accommodation 眼睛對焦的調節能力 Accommodation is a dynamic, dynamic optical change in the dioptric power of the eye allowing the point of focus of the eye to be changed from distant to near objects
Accommodation
Accommodation Power看近調節費力 A diopter(D) is a reciprocal meter and is a measure of the vergence of light. Distance Accommodation power 1 m 1 D 50 cm 2 D 10 cm 10 D
Monitor & Eye 看螢幕操勞眼睛 Monitor Distance Desk Top 75 cm 1. 33 D Notebook 50 cm 2 D i. Pad 33 cm 3 D Smartphone 20 cm 5 D Monitor 光源 亮度&光譜 1. CCFL: Cold Cathode Fluorescent Lamp 2. LED: Light Emitted Diode