Step1

Select material type:

Step2

Select beam profile and input beam dimensions*:
*By the dimensions of the elliptical or rectangular beam, we mean the size of the laser beam incident on the photosensitive material, rather than the dimensions of the object being holographed.
beam_profiles
Ellipse Profile Rectangular Profile
A Size, cm:
B Size, cm:
Beam Area, cm2:

Step3

Check default values (or use custom):
CW laser power (Obj+Ref beams), mW:
Use custom
Holographic Material Sensitivity, mJ/cm2:
Use custom

Step4

Get the results:
Total Exposure Density, mJ/cm2:
Required Material Exposure, sec: