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Update annex.fr.md

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Claude Meny 5 years ago
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      00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md

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00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md

@ -184,13 +184,13 @@ Sont proposées les catégories suivantes, mais à débattre, toutes les idées
! * The optical axis is oriented positively in the direction of light propagation ! * The optical axis is oriented positively in the direction of light propagation
! (from the painting towards the lensball).<br> ! (from the painting towards the lensball).<br>
! <br> ! <br>
!* The first spherical refracting surface
! * The first spherical refracting surface
! $`DS1`$ encountered by the light has ! $`DS1`$ encountered by the light has
! the follwing characteristics :<br> ! the follwing characteristics :<br>
! $`\overline{S_1C_1}=+|R|=+5\;cm`$, ! $`\overline{S_1C_1}=+|R|=+5\;cm`$,
! $`n_{ini}=1`$ and $`n_{fin}=1.5`$. ! $`n_{ini}=1`$ and $`n_{fin}=1.5`$.
! <br> ! <br>
! *The second spherical refracting surface
! * The second spherical refracting surface
! $DS2$ encountered by the light has the follwing characteristics :<br> ! $DS2$ encountered by the light has the follwing characteristics :<br>
! $`\overline{S_2C_2}=-|R|=-5\;cm`$ , ! $`\overline{S_2C_2}=-|R|=-5\;cm`$ ,
! $`n_{ini}=1.5`$ and $`n_{fin}=1`$ ! $`n_{ini}=1.5`$ and $`n_{fin}=1`$

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