Fiber & Lasers
Thermal Lensing
Thermally induced focal length of a laser crystal under high pump power.
f_th ≈ (K · A_pump) / (P_heat · dn/dT)
Fill the inputs from a real part
Every number is read from that part's datasheet entry: peak power and pulse energy as rated, pulse width at the part's rated maximum.
Solve for
Inputs
Result
Live diagram
Drawn from the values above, redrawn as you type - the same physical schematic the mini-program shows.