Difference between revisions of Guide:Reducing normalized

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{{Under_construction}}
In general, you only want to reduce '''0.25 diopters from a full, 20/20 prescription'''. The 20/20 standard indicates that you can consistently read the 20 foot or 6 meter line (half or better correct) on the [[Snellen chart]] from that distance in reasonably good indoor lighting without [[active focus]]. If your set up only allows for a 10 foot or 3 meter chart keep in mind that this isn't quite as accurate, you can account for this by increasing your standard to a fairly clear 100 percent of the 20/20 line.
In general, you want to reduce '''0.25 diopters below a full, 20/20 prescription'''.
 
You would do well to wait for the non dominant eye to be at this standard as well, (see [[ocular dominance]]). Getting 20/20 once is not necessarily an indication you are ready to reduce, it could just be a good day. Reducing too early leads to unnecessary struggle with excessive blur and eye strain that might slow or even stop your progress. With that consideration, it is a good idea to make sure the 20/20 holds for at least a week if not 2 before reducing.
 
If you're experiencing any [[double vision]], it's recommended to wait until it clears up before reducing.
 
When introducing a [[normalized]] reduction you should perform a "[[zero diopter reset]]".
It is a good idea to keep the full correction (your previous normz) handy for night driving; at least for the first stretch of time in your new reduction.
== See also ==
* [[Guide:How to measure your eyesight | How to measure your eyesight]]
* [[reduction | Reduction]]
 
* [[Normalized]]
 
* [[Guide:Reducing lens complexity | Reducing lens complexity]]
* [[Guide:Reducing_differentials | Reducing differentials]]
* [[Guide:Not_reducing_too_quickly | Take it slow]]
 
==Blog==
[https://endmyopia.org/reducing-too-quickly-why-its-your-biggest-mistake/ Don't rush to reduce]


[[Category:Guides]]
[[Category:Guides]]