ALLEN Distance Vision Chart Manufacturers in delhi.The test is carried at a distance of 60 cm, and the child is instructed to watch the dot. The visual acuity is assessed by reducing the size of the dot until the smallest dot is found that can no longer induce optokinetic nystagmus. The end point is recorded and converted to given Snellen’s equivalent.
| Accuracy | 100% |
| Shape | Rectangular |
| Type | Portable |
| Brand | ASF |
| Test Distance | 20 Feet |
| Usage/Application | Clinic, Hospital |
| Packaging Type | Pack |
| Thickness | 3MM |
| Certification | CE Certified |
| Country of Origin | Made in India |
Call @ 8700375320,WHATAPP@ 9891584100, E-mail-aabhaenterprises09@gmail.com
