Measuring Radii in spherical lenses

[Whitwoo]

Hi everyone,

Can someone give me the formula for measuring the radii of a spherical lens?

Thanks,
Whit :)

[HarryChiling]

Hi everyone,

Can someone give me the formula for measuring the radii of a spherical lens?

Thanks,
Whit :)

Radius = (index - 1) / Power

Radius is in meters and Power is in Diopters.

[Jacqui]

It's easier to use a spereometer. :D

[AWTECH]

Hi everyone,

Can someone give me the formula for measuring the radii of a spherical lens?

Thanks,
Whit :)

Here is an old link and the summary by Darryl should explain this in an easy to understand way.

http://www.optiboard.com/forums/arch...hp/t-5132.html

[Whitwoo]

Thanks everyone :)