Flat Top distribution by means of 2 arrays - advanced microoptic systems

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Flat Top distribution by means of 2 arrays

       This optical scheme allows for 2 positive MLAs or single monolithic 2-array system of  positive or negative or both positive and negative microlenses

Wavelength..........................

λ

Lens pitch.............................

PA

A2 focal length......................

fA2

Lens FL focal length...............

fL

Flat Top size........................

DFT

Fresnel Number.....................

FN

FN < 1    

- severe diffraction effects

1 < FN < 5

- diffraction effects

0 < FN < 20

- acceptable

FN > 20

- excellent

 
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