Summary: myopia and hyperopia
What you need to remember in an exam is
Sight | short | |
Focus | short | |
Word | short | |
Lens in the middle | short |
Sight | long | |
Focus | long | |
Word | long | |
Lens in the middle | long |
and don't forget My Old Piano (myopia) is Hyperactive (hyperopia).
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-log-table-1.4df6ee6.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-log-table-2.d516bb3.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-1.b0b0513.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-2.f89189d.jpg)