Thin-film design & simulation

Design a stack and see its optical response.

TMM Thin-Film Reflectance Simulator

Compute reflectance and transmittance of an arbitrary multilayer optical stack using the characteristic-matrix (transfer-matrix) method.

DisplaysAR / VRPhotonics

Broadband AR Stack Optimizer

Given a target wavelength band, find the layer thicknesses that minimise mean reflectance, drawing from the Kriya materials library.

DisplaysSolarAR / VRPhotonics

Multi-Target Inverse Design

Differential-evolution optimiser with N independent target bands: AR + mirror + notch simultaneously, each weighted independently.

PhotonicsDisplaysAR / VR

Tolerance Monte Carlo

Simulate per-layer thickness and refractive-index variations across thousands of samples to see how your stack design behaves under realistic production tolerances.

Manufacturing & processCharacterisation

Sensitivity Analysis

See which layer in your thin-film stack drives wavelength-resolved reflectance sensitivity.

Manufacturing & processCharacterisation

Phase, Group Delay & GDD

Spectral phase, group delay and group-delay dispersion of multilayer coatings. For ultrashort-pulse mirrors and broadband AR coatings on lasers.

PhotonicsAR / VR

Hot/Cold Mirror Designer

Design a quarter-wave HRI/LRI dichroic stack for a chosen IR or visible cutoff.

PhotonicsAutomotive optics

Colour-Shift / Rainbow Index

Quantify the angular colour shift ('rainbow') of a multilayer stack as seen by a human observer, using CIE colorimetry.

DisplaysAutomotive optics

Angle-Dependent Fresnel Explorer

Interactive Fresnel equations: reflectance and phase for s/p polarisation at a single interface, including absorbing media.

Automotive opticsPhotonics

Brewster Angle Calculator

Brewster angle and pseudo-Brewster minimum for any interface — polarisation discrimination, complex refractive indices, critical-angle regime, AR-design context.

Photonics

Effective Medium Calculator

Predict effective refractive index of composite or porous coatings using three classical mixing rules.

PhotonicsCharacterisation

LRI Particle Engineering Model

Design low-refractive-index coatings from first principles: hollow-sphere nanoparticle geometry (shell thickness, diameter, packing density) determines the effective RI via two-level effective medium theory.

Characterisation

Mie Scattering

Nanoparticle extinction. Compute scattering, absorption, and extinction efficiency factors for a nanoparticle dispersion using Mie's 1908 exact solution to Maxwell's equations. Transmittance through a filled layer via Beer-Lambert. For Kriya TiO₂, ZrO₂, SiO₂, Al₂O₃ dispersions in solvent, polymer binder, or Kriya LRI/HRI.

PhotonicsCharacterisation

TIR & Escape-Cone Calculator

Critical angle, escape fraction, guided fraction and the minimum cladding thickness — for the geometry you actually have, not the textbook one.

AR / VRPhotonicsDisplays

See what the end user sees

Rendered simulations of the finished product.

Ghost Lab

See what the eye sees. Render the ghost reflection of a lit scene on a coated surface and look at it from any angle. Brightness and colour come from the same transfer-matrix kernel as the TMM Simulator.

DisplaysAR / VRAutomotive optics

HUD Ghost Simulator

See the double image disappear. Render the double-image ghost a driver sees in a Head-Up Display projection, computed from the TMM kernel across all four windshield surfaces. Swap coatings and watch the ghost dim and vanish.

Automotive opticsDisplays

Light Guide Uniformity Simulator

See your backlight hot spots. Render the per-pixel brightness map of an edge-lit light guide. Add a Kriya low-index cladding and watch the hot spots at the LEDs collapse as more light stays guided.

Displays

Light Guide Plate Simulator

Simulate edge-lit backlight illumination: ray propagation through a light guide plate with extraction features, computing luminance uniformity across the panel.

Displays

Illuminated Panoramic Roof

Your logo, no halo, no off-state haze. Render an illuminated feature on a panoramic glass roof under day, dusk, and night ambient. Upload your logo; swap incumbent glass + PVB for a Kriya low-index cladding; watch the halo disappear and the off-state scatter dissolve.

Automotive thermalAutomotive optics

Waveguide Image Quality

Will the user see a crisp image? Render a display test pattern as it would appear through an AR / VR waveguide after N TIR bounces and out-coupling. See how incumbent BK7 compares against a Kriya HRI core on the same pattern, with pixel-level RGB separation and eyebox vignette.

AR / VRPhotonics

2D Light Extraction Ray Tracer

Monte Carlo ray trace inside an OLED or microLED stack: emit random rays from a dipole source, trace through layers with TIR and refraction, count what escapes.

DisplaysPhotonics

Waveguide Pupil Expansion Simulator

2D ray trace through a planar waveguide: visualize in-coupling, TIR bounces, pupil replication, and out-coupling. See how core RI affects eye-box size in real time.

AR / VR

Application calculators

The numbers for a specific product or market.

LIDAR Window Transmission Calculator

Compute the round-trip transmission gain of adding a Kriya AR coating to a LIDAR cover window at 905, 940, or 1550 nm.

Automotive optics

NIR Solar Heat Gain Simulator (ATO)

Given a glazing build and an ATO nanoparticle loading, compute SHGC, VLT, predicted cabin temperature reduction, AC energy demand reduction, and — for BEVs — range impact.

Automotive thermalSolar

OLED / MicroLED Light-Extraction Efficiency

Estimate external quantum efficiency gain from adding a Kriya extraction / index-matching layer above the emissive layer.

DisplaysPhotonics

Ambient Contrast Calculator

What a display's contrast actually becomes once the room is lit — counting every reflecting surface above the emitter, not just the front one.

Displays

Touch Panel Index Matching

Pick the optimal index-matching layer between cover glass and the display panel polariser stack.

Displays

Privacy Filter Louvre Angle Calculator

Size louvre geometry for privacy or driver-attention filters.

DisplaysAutomotive optics

AR Waveguide TIR / FOV Calculator

Compute total-internal-reflection envelope, angular bandwidth of an in-coupling grating, and resulting field-of-view for a planar optical waveguide.

AR / VR

RGB Waveguide Stack Designer

Model a 3-color (R/G/B) waveguide stack with separate waveguide layers, different grating periods, and shared cladding. Compute per-channel FOV and inter-layer cross-talk.

AR / VR

Metalens Phase-Profile Designer

Design a polarization-insensitive transmissive metalens: generate the radial phase map, suggest nanopillar pitch, and predict the focal-plane MTF.

AR / VRPhotonics

NIL Feature-Fidelity Estimator

Estimate post-cure feature accuracy for a nanoimprint lithography process with a given Kriya resin and target geometry.

Manufacturing & processAR / VR

Anti-Glare Gloss & DOI Selector

Map a target 60° gloss onto an AG grade with expected haze, clarity, and DOI.

DisplaysCharacterisation

Birefringence Stress Calculator

Estimate stress-induced Δn and optical retardance in polymer films.

DisplaysCharacterisation

Measure & characterise

Get layer data out of measurements and test results.

Swanepoel Envelope Analyzer

Extract refractive index n(λ), extinction coefficient k(λ), and physical thickness d from a coated-film transmission spectrum plus a bare-substrate reference, including a closed-form low-index (n < s) branch derived in-house for porous-silica LRI coatings.

Characterisation

Ellipsometry Inversion

Fit refractive index n(λ), extinction k(λ) and thickness d from spectroscopic ellipsometry Ψ, Δ data. Single or multi-angle.

Characterisation

Multi-Layer Reverse Engineering

Given a measured T(λ) and/or R(λ) of an unknown stack, search for the layer sequence + thicknesses + materials that reproduce it.

Characterisation

Stoney Stress & Substrate Warping

Compute the equibiaxial film stress from a measured substrate radius of curvature, or predict the resulting wafer bow for a target stress. 12 substrate materials.

DisplaysCharacterisation

CTE Mismatch Warpage

Predict thermal-expansion-mismatch stress, substrate curvature, and edge sag when a coating and its substrate are cured and cooled together. Flags lithography / pick-and-place / handling thresholds.

DisplaysCharacterisation

Yellowing Prediction

Bracket long-term Δb* yellowing for a substrate and stabiliser strategy.

CharacterisationAutomotive optics

Failure Mode Diagnostic

Triage coating defects to ranked root causes and corrective actions.

Manufacturing & process

Process & production

Coating line, cost and yield.

Coating Coverage & Cost Calculator

Convert a dry-film thickness target into wet coating consumption, kg coverage, and €/m² cost. Add roll geometry to size monthly demand and minimum order.

Manufacturing & process

Cure Shrinkage Calculator

Estimate dry-film thickness, volumetric loss, and density-increase factor from cure shrinkage of the chosen chemistry family.

Manufacturing & process

Pot Life Timer

Translate datasheet pot life at a reference temperature into the realistic working window at the current shop temperature using Arrhenius kinetics.

Manufacturing & process

Drying Profile Planner

Check whether oven length, line speed, and temperature give the wet film enough dwell to dry, flagging under-cure when residence time falls below the diffusion estimate.

Manufacturing & process

Wet Thickness from Applicator

Predict wet film thickness from applicator settings: Mayer bar, slot-die, gravure, or spin coating.

Manufacturing & process

Web Tension Calculator

Set safe web tension for thin polymer films and aluminium foil from substrate tensile strength, cross-section, and a chosen safety factor.

Manufacturing & process

Slitting Plan Optimizer

Pack slit-roll orders into the fewest master rolls.

Manufacturing & process

Trim & Yield Calculator

Convert gross roll geometry into net shippable area.

Manufacturing & process

Lamination Stack-Up

Aggregate multi-layer film metrics from a layer bill of materials.

Manufacturing & processDisplays

Rheology Estimator

Predict suspension viscosity and flow regime from solids loading.

Manufacturing & process

Photoinitiator–UV Lamp Matcher

Triage lamp/photoinitiator combinations against spectral overlap before formulation.

Manufacturing & process

Coating TCO Comparator

Compare total cost of ownership per m² coated between sputter, evaporation, wet-chemical slot-die, gravure, and Kriya R2R processes.

Solar

Trial Run ROI Estimator

Model the financial case for a Kriya pilot — cumulative savings, breakeven, and 12-month ROI.

Manufacturing & process

Regulatory & compliance

Regulatory lookups backed by live ECHA and OEHHA data.

PFAS Regulatory Radar

Check the regulatory status of a formulation class against current PFAS restrictions worldwide, with sunset-date tracking.

Regulatory & compliance

REACH SVHC Checker

Flag Article 33 disclosure obligations from a coating bill of materials.

Regulatory & compliance

California Prop 65 Lookup

Search a curated coating-industry subset of California's Proposition 65 list for listing status, endpoints (cancer / developmental / reproductive toxicity), listing year, and OEHHA safe-harbor levels. Useful for SDS review, raw-material qualification, and California-bound shipments.

Regulatory & compliance

VOC Emission Calculator

Estimate annual VOC emissions and compare to EU IED thresholds.

Regulatory & complianceManufacturing & process

Sales aids

Find, compare and request Kriya products.

Spec Match Finder

Find the closest five Kriya products that match a function/substrate/application/RI spec.

Sales aids

Sample Request Configurator

Configure a sample matrix (product, substrate, thickness, plate size, count) before contacting sales.

Sales aids

Comparison Table Builder

Build a side-by-side comparison of up to three Kriya products plus custom alternatives, exportable as Markdown.

Sales aids

TDS Generator

Generate a printable Technical Data Sheet preview for any Kriya product.

Sales aids

Tools

Thin-film design & simulation

TMM Thin-Film Reflectance Simulator

Broadband AR Stack Optimizer

Multi-Target Inverse Design

Tolerance Monte Carlo

Sensitivity Analysis

Phase, Group Delay & GDD

Hot/Cold Mirror Designer

Colour-Shift / Rainbow Index

Angle-Dependent Fresnel Explorer

Brewster Angle Calculator

Effective Medium Calculator

LRI Particle Engineering Model

Mie Scattering

TIR & Escape-Cone Calculator

See what the end user sees

Ghost Lab

HUD Ghost Simulator

Light Guide Uniformity Simulator

Light Guide Plate Simulator

Illuminated Panoramic Roof

Waveguide Image Quality

2D Light Extraction Ray Tracer

Waveguide Pupil Expansion Simulator

Application calculators

LIDAR Window Transmission Calculator

NIR Solar Heat Gain Simulator (ATO)

OLED / MicroLED Light-Extraction Efficiency

Ambient Contrast Calculator

Touch Panel Index Matching

Privacy Filter Louvre Angle Calculator

AR Waveguide TIR / FOV Calculator

RGB Waveguide Stack Designer

Metalens Phase-Profile Designer

NIL Feature-Fidelity Estimator

Anti-Glare Gloss & DOI Selector

Birefringence Stress Calculator

Measure & characterise

Swanepoel Envelope Analyzer

Ellipsometry Inversion

Multi-Layer Reverse Engineering

Stoney Stress & Substrate Warping

CTE Mismatch Warpage

Yellowing Prediction

Failure Mode Diagnostic

Process & production

Coating Coverage & Cost Calculator

Cure Shrinkage Calculator

Pot Life Timer

Drying Profile Planner

Wet Thickness from Applicator

Web Tension Calculator

Slitting Plan Optimizer

Trim & Yield Calculator

Lamination Stack-Up

Rheology Estimator

Photoinitiator–UV Lamp Matcher

Coating TCO Comparator

Trial Run ROI Estimator

Regulatory & compliance

PFAS Regulatory Radar

REACH SVHC Checker

California Prop 65 Lookup

VOC Emission Calculator

Sales aids

Spec Match Finder

Sample Request Configurator

Comparison Table Builder

TDS Generator