Softbox Size Calculator

Find the perfect softbox size for your subject and lighting style.

Lighting Requirements

Recommended Softbox

30cm
Ideal: 30cm x 20cm

Size Range

Minimum Size30cm
Maximum Size45cm
Apparent Angle11.4deg

Common Softbox Sizes

60x60cmHeadshots, Products
80x80cmHalf Body Portraits
120x80cm3/4 Length Portraits
150x100cmFull Body
200x150cmGroups, Fashion

Shape Guide

Rectangular: Natural, versatile
Square: Even wraparound light
Octagonal: Round catchlights
Parabolic: Deep, focused light

Tips

  • Bigger is usually better for portraits
  • Move closer for softer light, not larger modifier
  • Strip boxes create dramatic rim lighting
  • Add grid for more directional control
  • Inner diffusion increases softness