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Need some help with diffraction, first maxima is where?

I am a bit confused about the oth maxima and 1st maxima etc.

Are all the number of orders bright?

Is it like this: http://www.mediafire.com/convkey/e513/bl5bllr4ajaz2r0zg.jpg

or

like this: http://www.mediafire.com/view/l1bw2bk7bbtetnv/Capture2.PNG
Reply 1
All the spots are maxima.
Reply 2
what do you think it means when it says 'maxima'? you think it means 'minima' lol?
Reply 3
Original post by Reda2
I am a bit confused about the oth maxima and 1st maxima etc.

Are all the number of orders bright?

Is it like this: http://www.mediafire.com/convkey/e513/bl5bllr4ajaz2r0zg.jpg

or

like this: http://www.mediafire.com/view/l1bw2bk7bbtetnv/Capture2.PNG


It's like the second one in which all the visible ones are maxima. The ones between the maxima (n=1.5, n=2.5) are the minima

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