Beam Calculator
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Target Height
Choose a fixture type
Altman 4.5×6
Altman 6×9
Altman 6×12
Altman 6×16
Altman 6×22
ETC 405
ETC 410
ETC 419
ETC 426
ETC 436
ETC 450
Strand 10×23
Strand 8×13
Strand 6×16
Strand 6×12
Strand 6×9
Strand 4.5×6
Beam Angle
Height of Fixture
Fixture Distance
Beam Spread
Fixture Throw
Incidence Angle
Oval Depth
Oval Width
Shadow Length
Inches
Centimeters