Question

write the lens formula​

Answer 1

$\huge\bold\pink\bigstar$$\huge{\overbrace{\underbrace{\purple{ℍoℓℓα!!!}}}}$$\huge\bold\pink\bigstar$

$\huge\pink{\mid{\underline{\overline{\tt GOOD EVENING}}\mid}}$

$\huge{\boxed{\boxed {\mathfrak{\pink{A}\orange{N}\red{S}\green{W}\pink{E}\blue{R}}}}}$

$\huge\pink{\mid{\underline{\overline{\tt The.. End}}\mid}}$

❤️❤️ℱ⌾ℒℒ⌾ᗯ ℳℰ❤️❤️

$<marquee>$

✔️✔️✔️ ⓂⒶⓇⓀ__ ⓂⒺ__ ⒶⓈ__ ⒷⓇⒶⒾⓃⓁⒾⒺⓈⓉ✔️✔️✔️

Answer 2

Lens formula

$\large{ \frac{1}{f} = \frac{1}{v} \: - \: \frac{1}{u} }$