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Smartphone Projector Calculator
Thin-lens setup for DIY projector boxes
📖 Lens Equation
1/f = 1/d_o + 1/d_i. Provide focal length and screen distance to find required phone-to-lens distance.
📊 Result
💡 Tips & Information
- Smartphone Projector Calculator uses standard scientific relationships. Keep units consistent.
- Measurements in the field are affected by sensor accuracy and environmental factors.
- Use the results as guidance and validate against reference data when possible.