What is normal SPH vision?

An SPH number indicates if you are farsighted or nearsighted. If the SPH value is 0.00, or noted by Plano, Pl, or an infinity sign, you do not have a vision distance problem. Typical SPH numbers range between 0.00 and +/- 20.00.

What is normal Cyl vision?

The abbreviation stands for Cylinder. It represents the amount of lens power you need for astigmatism. If you do not have astigmatism, you may not have anything indicated in this column. The value may be a plus or a minus, and in most cases, the value will be between +/-0.25 to +/-4.00.

How do I know if my child has a vision problem?

Parents should watch for signs that may indicate a vision problem, including: Sitting close to the TV or holding a book too close. Squinting. Tilting their head. Covering an eye. Frequently rubbing their eyes. Short attention span for the child’s age. Turning of an eye in or out. Sensitivity to light.

What age does vision develop in preschoolers?

Vision Development in Preschool and School-aged Children. Convergence, the ability of both eyes to focus on an object simultaneously, becomes more fully developed by about age seven; this is one reason any problems a child has with focusing or eye alignment should be treated before that age.

Can a child with 20/20 vision still have a vision problem?

However, a child who can see clearly and have 20/20 vision can still have a vision problem relating to eye focusing, eye tracking and eye coordination. In reality, the vision skills needed for successful reading and learning are much more complex.

What are the visual skills of a 5 year old?

From ages 2 to 5, a child will be fine-tuning the visual abilities gained during infancy and developing new ones. Stacking building blocks, rolling a ball back and forth, coloring, drawing, cutting, or assembling lock together toys all help improve important visual skills.