Solutions — Techcess Solutions

PV & New Energy

Perovskite, CIGS, and DSC thin films

Semiconductor & Electronics

Photoresist, dielectrics, and PVD coatings

Optics

AR coatings, precision and OLED organic layers

Semiconductor & Electronics

Semiconductor wafer thin film metrology — photoresist, dielectric and flexible circuit protection layers. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
Photolithography	Photoresist	100 nm – 10 µm	Controls lithography pattern accuracy and impacts chip yield
Insulation / Passivation	Dielectric films (SiO₂, Si₃N₄)	10 nm – 1 µm	Gate oxide layer, interlayer dielectric; determines electrical performance of devices
Flexible Circuit Protection	Polyimide (PI) / UV coating	5 µm – 50 µm	FPC insulating protective layer; thickness affects flexibility and reliability

Photolithography

Photoresist · 100 nm – 10 µm

Controls lithography pattern accuracy and impacts chip yield

Insulation / Passivation

Dielectric films (SiO₂, Si₃N₄) · 10 nm – 1 µm

Gate oxide layer, interlayer dielectric; determines electrical performance of devices

Flexible Circuit Protection

Polyimide (PI) / UV coating · 5 µm – 50 µm

FPC insulating protective layer; thickness affects flexibility and reliability

PV & Renewal Energy

Inline thin film thickness measurement on photovoltaic production lines — perovskite full-stack, CdTe, CIGS and transparent electrodes. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
Interface Transport Layer	Buffer layers (NiOx, SnO₂, TiO₂, C60)	10 nm – 100 nm	Carrier transport efficiency; thickness deviation impacts device performance
Light Absorption Layer	Silicon thin films (a-Si, µc-Si)	100 nm – 3 µm	Controls spectral absorption across wavelength bands
Functional Layer	Perovskite wet / semi-dry / dry films	10 nm – 1 µm	Full-stack metrology for in-line monitoring and closed-loop feedback
Transparent Electrode	TCO (FTO, ITO, IWO)	200 nm – 1 µm	Affects transmittance and conductivity — key efficiency parameters
CdTe Solar Cells	Full stack: CdS / CdTe / back contact	10 nm – 8 µm	Full-stack thickness control impacts Voc and conversion efficiency
CIGS Solar Cells	Mo / CIGS / CdS / ZnO:Al	30 nm – 2.5 µm	Each layer critical for absorption, transport and efficiency

Interface Transport Layer

Buffer layers (NiOx, SnO₂, TiO₂, C60) · 10 nm – 100 nm

Carrier transport efficiency; thickness deviation impacts device performance

Light Absorption Layer

Silicon thin films (a-Si, µc-Si) · 100 nm – 3 µm

Controls spectral absorption across wavelength bands

Functional Layer

Perovskite wet / semi-dry / dry films · 10 nm – 1 µm

Full-stack metrology for in-line monitoring and closed-loop feedback

Transparent Electrode

TCO (FTO, ITO, IWO) · 200 nm – 1 µm

Affects transmittance and conductivity — key efficiency parameters

CdTe Solar Cells

Full stack: CdS / CdTe / back contact · 10 nm – 8 µm

Full-stack thickness control impacts Voc and conversion efficiency

CIGS Solar Cells

Mo / CIGS / CdS / ZnO:Al · 30 nm – 2.5 µm

Each layer critical for absorption, transport and efficiency

Optics & Precision Coatings

Precision optical coating thickness and surface metrology — AR coatings, polarizers and OLED evaporation layers. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
Anti-Reflection Treatment	AR coating	100 nm – 300 nm	Quarter-wave thickness control for minimum reflectance
Polarizing Components	Polarizer / polarizing film	10 µm – 50 µm	Ensures polarization efficiency and image uniformity
OLED Evaporation	Organic emissive & functional layers	10 nm – 200 nm	Organic layer thickness directly affects brightness and lifetime

Anti-Reflection Treatment

AR coating · 100 nm – 300 nm

Quarter-wave thickness control for minimum reflectance

Polarizing Components

Polarizer / polarizing film · 10 µm – 50 µm

Ensures polarization efficiency and image uniformity

OLED Evaporation

Organic emissive & functional layers · 10 nm – 200 nm

Organic layer thickness directly affects brightness and lifetime

Materials Science & Biomedicine

Functional coating metrology for materials science and biomedicine — biosensors, drug coatings and tissue scaffolds. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
Biosensor Surface Functionalization	Functionalized polymer film	50 nm – 500 nm	Affects biomolecule binding efficiency and sensor sensitivity; batch consistency
Controlled-Release Drug Coating	Biodegradable polymer drug-loaded film	1 µm – 50 µm	Governs drug release rate and duration; closed-loop coating uniformity
Tissue Engineering Scaffold	Hydrogel thin film	10 µm – 200 µm	Modulates cell infiltration depth and nutrient diffusion kinetics

Biosensor Surface Functionalization

Functionalized polymer film · 50 nm – 500 nm

Affects biomolecule binding efficiency and sensor sensitivity; batch consistency

Controlled-Release Drug Coating

Biodegradable polymer drug-loaded film · 1 µm – 50 µm

Governs drug release rate and duration; closed-loop coating uniformity

Tissue Engineering Scaffold

Hydrogel thin film · 10 µm – 200 µm

Modulates cell infiltration depth and nutrient diffusion kinetics

Display Panels

Display panel thin film coating metrology — OLED emissive layers, IGZO TFT and touch TCO coatings. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
OLED Emissive Layer Deposition	Organic emissive material film	20 nm – 80 nm	Luminous efficiency, color coordinates and device lifetime
TFT Active Layer (IGZO)	a-IGZO film	30 nm – 100 nm	Switching characteristics and panel pixel-to-pixel consistency
Touch Sensor TCO Coating	ITO film	20 nm – 150 nm	Balances sheet resistance and optical transmittance

OLED Emissive Layer Deposition

Organic emissive material film · 20 nm – 80 nm

Luminous efficiency, color coordinates and device lifetime

TFT Active Layer (IGZO)

a-IGZO film · 30 nm – 100 nm

Switching characteristics and panel pixel-to-pixel consistency

Touch Sensor TCO Coating

ITO film · 20 nm – 150 nm

Balances sheet resistance and optical transmittance

Food & Pharma Packaging

Barrier coating measurement for food and pharmaceutical packaging — adhesives and barrier films. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
Lamination Adhesive	Adhesive / glue layer	5 µm – 50 µm	Measures adhesive between board/foil; affects seal strength and stiffness
Barrier Enhancement	Barrier coating (e.g. PVAC)	5 µm – 30 µm	Controls moisture/O₂ barrier; determines food shelf life

Lamination Adhesive

Adhesive / glue layer · 5 µm – 50 µm

Measures adhesive between board/foil; affects seal strength and stiffness

Barrier Enhancement

Barrier coating (e.g. PVAC) · 5 µm – 30 µm

Controls moisture/O₂ barrier; determines food shelf life

Consumer Electronics & Industrial Protection

Protective coating thickness measurement on consumer electronics — conformal coatings and hard PVD/CVD films. · Open detail page →

Sub-scenario / Process	Film Layer	Thickness Range	Application & Metrology Value
PCB Protection	Conformal coating	3 µm – 70 µm	Moisture-, mold- and salt-fog protection for harsh-environment reliability
Surface Hardening / Decsheets	PVD/CVD functional films (e.g. DLC)	50 nm – 5 µm	Wear layers for phone mid-frames/watch cases; durability and appearance

PCB Protection

Conformal coating · 3 µm – 70 µm

Moisture-, mold- and salt-fog protection for harsh-environment reliability

Surface Hardening / Decsheets

PVD/CVD functional films (e.g. DLC) · 50 nm – 5 µm

Wear layers for phone mid-frames/watch cases; durability and appearance

Thin-film thickness controlacross industries

PV & New Energy

Semiconductor & Electronics

Optics

Semiconductor & Electronics

PV & Renewal Energy

Optics & Precision Coatings

Materials Science & Biomedicine

Display Panels

Food & Pharma Packaging

Consumer Electronics & Industrial Protection

Thin-film thickness control
across industries