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Lens Formula
### Formula
$$\frac1f=\frac1v-\frac1u$$
### Terminologies
- f → Focal length of lens.
- v → Image distance.
- u → Object distance.
### Usage
- Used in lens image formation problems.
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Lens Formula
### Formula
$$\frac1f=\frac1v-\frac1u$$
### Terminologies
- f → Focal length of lens.
- v → Image distance.
- u → Object distance.
### Usage
- Used in lens image formation problems.
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