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Answer to f of negative lens needs fleshing out #14

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raacampbell opened this issue Oct 18, 2022 · 0 comments
Open

Answer to f of negative lens needs fleshing out #14

raacampbell opened this issue Oct 18, 2022 · 0 comments

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@raacampbell
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Answer feels incomplete. We can also add the option of using collimated light. So collimated light into negative lens. This diverges it. Measure distance between know + lens and negative lens. This will be f of negative lens minus f of positive lens (known).

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