Thin Lenses

[@jiaxinchen8147]

The best video for lenses I ever found on KZbin!

[@wazgoin6926]

may god grant you success, good job

[@o6r]

Thank you sir for every thing

[@rosaelzaharna9180]

this was very well explained, thank you

[@abubakarsalim441]

Thank u sir... Teaching is very pleasunt.... Thank u again

[@timeup6835]

Osm explanation ❤

[@andrewjustin256]

Mr. Andrey, could you please clarify why power is the reciprocal of a focal length? I have searched everywhere, and I found nothing.

[@وردةالكاردينيا-ز6ك]

An Amazing Sir 💜👏 THX

[@junczhang]

awesome video

[@saqibmanna2313]

good job AK

[@brianomollo4614]

Do you have a zoom class for students

[@hdjamph1423]

when light enters lenses it refracts the centre of the lens why it refracted at first and after goes to the out side air ?

[@apexpredator6640]

Because the first lens is a converging lens and the second lens is a diverging lens

[@banerjeefamilycreation3721]

From which country you are?

[@hak8755]

thanks

[@AKLECTURES]

h ak welcome!