How to Perform Pin Hole Test? How to Know the Causes of decreased vision with Pin Hole Test?

How Does A Pinhole Occluder Work In Vision Tests? - Eye Health Experts

Pinhole test interpretation

Let’s do the Pinhole Test-you will see how in a quick pinch by doing this you can get your vision clear. Use your hand and make it into a fist so there’s only a very small circle/ hole you can see out of. Do this *WITHOUT* glasses or contacts on to see how it works. A pinhole blocks your peripheral light rays and increases your depth of focus (it mimics how it would be if you squint). *if your vision improves doing this, it shows us that your vision can be corrected with glasses or contacts, if

Pinhole Camera