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focale strictement positive

English translation: a strictly positive focal length


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French term or phrase:focale strictement positive
English translation:a strictly positive focal length
Entered by: Louisa T.
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13:07 Feb 23, 2012
French to English translations [PRO]
Science - Chemistry; Chem Sci/Eng / système de spectroscopie
French term or phrase: focale strictement positive
Good afternoon,

"De préférence le moyen de confinement présente une focale strictement positive et un indice de réfraction supérieur à celui du milieu"

I'll add more context if it is needed :)
Thank you
Louisa T.
Local time: 18:40
a strictly positive focal length
just a suggestion!
Selected response from:

piazza d
Local time: 19:40
Grading comment
Thank you!
4 KudoZ points were awarded for this answer


Summary of answers provided
4 +1a strictly positive focal lengthpiazza d



8 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5 peer agreement (net): +1
a strictly positive focal length

just a suggestion!

    Reference: http://www.linguee.com/english-french/search?source=french&q...
piazza d
Local time: 19:40
Native speaker of: French
PRO pts in category: 4
Grading comment
Thank you!
Notes to answerer
Asker: thank you piazza

Peer comments on this answer (and responses from the answerer)
agree  chris collister: Depending on the convention adopted, converging and diverging lenses will have +ve and -ve focal lengths respectively
19 hrs
  -> thank you
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