3 мар. 2018 г. · 90 degrees simply tells you that the axis of your astigmatism is vertical. My left eye has SPH 1.25, CYL 0.75, and an AXIS 90 ... - Quora What does Sph +0.75 and Cyl -0.75 with 90 axis in my right eye ... With a new eye prescription the axis for both eyes has changed ... Is it bad to have a 90 degree difference in the axis (Rx ... - Quora Другие результаты с сайта www.quora.com

8 сент. 2022 г. · An axis value of 90 refers to the eye's vertical meridian (from top to bottom). Meanwhile, a value of 180 corresponds to its horizontal meridian ...

24 сент. 2024 г. · It's defined by a number between 1 and 180 degrees. The number 90 represents the eye's vertical meridian; The number 180 represents the ...

11 нояб. 2022 г. · The axis number shows the orientation or angle of the eye in degrees ranging from 1 to 180. An axis eye test of 90 will mean that it is a vertical position.

5 апр. 2021 г. · If you think of the eye as a map hanging on a wall, the 90 degree axis or line, runs up and down (or north to south) on the eye. The 180 degree ...

21 мая 2018 г. · At 180° (horizontally) your eye needs +5 but at 90° (vertically) your eye needs +4. The two ways of writing it indicate the power and the axis ...

The axis is defined with a number from 1 to 180. The number 90 corresponds to the vertical meridian of the eye, and the number 180 corresponds to the horizontal ...

How Does the Eye Axis Scale Work? · The axis is measured from 1 to 180 degrees, with 90 degrees representing vertical and 180 degrees representing horizontal.

A small change in this shape can often give a larger change in axis, so this is nothing to be concerned about, providing your eyes are healthy.