Combination of Lenses

Rarely Tested

Combination of Lenses

### Formula

$$P=P_1+P_2+P_3+...$$

### For Two Lenses

$$P=P_1+P_2$$

### Terminologies

- P β†’ Equivalent power.

- P1, P2 β†’ Powers of individual lenses.

### Usage

- Used for multiple lens systems.

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