With BeamLab you can solve a wide range of different beam propagation and waveguide analysis problems. Here you can find a few selected examples. In BeamLab’s demos directory you can find these and additional examples.
BPM Solver
Mode Solver
Additional Examples Included in BeamLab
- Fiber Optics
Graded-index Waveguide (Full-vectorial BPM)
Full-vectorial beam propagation in a multi-mode circular graded-index waveguide
Self-imaging in a graded-index waveguide
Self-imaging in a graded-index multimode fiber
Endlessly Single-mode Photonic Crystal Fiber
Eigenmode calculation of an endlessly single-mode photonic crystal fiber
Twisted Waveguide
Beam propagation in an anisotropic twisted waveguide
Photonic Crystal Modes
Eigenmode calculation of a periodic photonic crystal
Fiber Taper
Mode size conversion by means of a taper
Fiber Collimator
Beam propagation between two fiber collimators
Fiber Coupling Efficiency
Coupling efficiencies of a laterally offset Gaussian beam to the three lowest-order modes of a multimode fiber
Fiber Loop
Beam propagation through a fiber loop
Fiber Bend Modes
Eigenmode calculation of an optical fiber with a bend
Fiber Bend Loss
Calculation of the propagation loss in a bent fiber
- Couplers
Multimode Interference Coupler (2D)
Beam propagation in a 2D MMI coupler
Parameter Sweep of Multimode Interference Coupler (2D)
Beam propagation in a 2D MMI coupler with parameter sweep
Optimization of Multimode Interference Coupler (2D)
Beam propagation in a 2D MMI coupler with optimization
Tapered Coupler
Beam propagation in a tapered mode-selective coupler
- Planar Waveguides
RGB Beam Combiner
Beam propagation in an integrated silica RGB beam combiner
Mach Zehnder Interferometer
Beam propagation in a Mach-Zehnder modulator
Rib Waveguide Splitter
Beam propagation in a polymer rib waveguide splitter
Rib Waveguide Modes with Nonuniform Grid
Eigenmode calculation of a rib waveguide using a nonuniform grid
Slot Waveguide Bend Modes
Eigenmode calculation of a slot waveguide with a bend
Slab Waveguide Modes (2D)
Eigenmode calculation of a two-dimensional slab waveguide
Total Internal Reflection
Beam propagation of two Gaussian beams in a thick slab waveguide demonstrating total internal reflection
- Freespace Optics
Freespace Beam Propagation
Propagation of a Gaussian beam in free space
Freespace Beam Propagation with Collimating Lens
Collimation of a diverging Gaussian beam by an ideal lens
Ball lens
Propagation of a Gaussian beam through a ball lens
Freespace Beam Propagation with Vortex
Transformation of a Gaussian beam to a helically phased beam and back to a Gaussian beam
Freespace Beam Propagation with Multiple Slits (2D)
Propagation of a Gaussian beam through multiple slits
Freespace Beam Propagation with Grating (2D)
Propagation of Gaussian beam through a sinusoidal grating
Ronchi grating
Propagation of a Gaussian beam through a Ronchi grating
Quarter-wave Plate
Propagation of a Gaussian beam with circular polarization through a quarter-wave plate
Freespace Beam Propagation with Prisms
Deflection of a Gaussian beam by several ideal prisms
Three Beam Interference
Propagation of three Gaussian beams in free space
Non-interfering Beams
Propagation of two orthogonally polarized Gaussian beams in free space
Polarization Converter
Conversion of orthogonal polarized beams to parallel polarized beams
Talbot Effect
Beam propagation in freespace demonstrating the Talbot effect
- Imaging
Imaging Through a Single Lens
Imaging of an object through a single lens with magnification M
Imaging Through a Single Lens with Aberrations
Imaging of an object through a single lens with aberrations defined via a Zernike phase screen
Imaging Through a 4f Optical System
Imaging of an object through a 4f optical system with different filter types
Imaging Based on the Principle of Phase Contrast Microscopy
Imaging of a pure phase object through a 4f optical system using the principle of phase contrast microscopy
- Mode Converters
Photonic Lantern
Beam propagation in a photonic lantern with vanishing cores
Multicore Fiber with Index Trench
Beam propagation in a multicore fiber surrounded by an index trench