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Products
- Sight Glass Accessories and Light Accessories
- Gauge Glass
- Hygienic Bubble Traps
- Magnetic Liquid Level Gauges
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- Sanitary Fittings
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Sight Glass Lights | Process Lighting
- Lumiglas® Ex Light, Series ESL 26-EX
- Lumiglas® LED Ex-Light, Series 53LED-EX
- Lumiglas® EX Light, Series USL 07-EX
- Lumiglas® LED Ex-Light, Series 55-EX
- Lumiglas® Ex Light Series ESL 25-EX
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Sight Flow Indicators
- Clamp Type Sterile Visual Flow Indicator for Hygienic Applications
- Heating Jackets Accessories
- Standard Industrial Sight Flow Indicator (View-Through), Flanged Mount
- Standard Industrial Sight Flow Indicator (View-Through), Threaded Mount
- Full View Industrial Sight Flow Indicator (360° View), Flanged Mount
- Hygienic Sight Flow Indicators
-
Industrial Sight Flow Indicators
- Heating Jackets Accessories
- Standard Industrial Sight Flow Indicator (View-Through), Flanged Mount
- Standard Industrial Sight Flow Indicator (View-Through), Threaded Mount
- Full View Industrial Sight Flow Indicator (360° View), Flanged Mount
- Full View Industrial Sight Flow Indicator (360° View), Threaded Mount
-
Sight Glasses
- Butt-Weld Sight Glass Assembly Series MV
- MetaPlex® Optical Grade Polymer Windows
- Lumiglas® Hi-Pressure Weld-On Sight Glass
- Weld-On Sight Glass Assembly, Lumiglas® Low Pressure
- Obround Sight Glass Assembly, Weld-On
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Industries Served
- Architect/Engineering Firms
- Biogas and Biofuel
- Chemical Processing Demands Strength and Service from Process Observation
- Food and Beverage Industry
- Mining Industry
- Navigating Cannabis Oil Extraction: Reliable Process Observation Solutions
- Pharmaceutical and Biotech Industries
- Process Observation in the Oil & Gas Industry
- Utilities Industry
- Resource Center
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Datasheets
- Ficha Técnica – Medidor de Nivel
- Vídeo - MZ-HD34-3 Camera
- Vídeo - AMZ-HD41-3 Camera
- Ficha Técnica – Anel LED visualizacao e iluminacao
- Ficha Técnica – Metaglas MetaClamp
- Ficha Técnica – Catalogo Metaglas
- Ficha Técnica – Visor NA99
- Ficha Técnica – ASL_ESL 55-LED
- Ficha Técnica – LumiFlo LED Luz
- Ficha Técnica – LumiStar2000 USL15_35
- Ficha Técnica – LumiStar1000 USL13_33
- Ficha Técnica – LumiStar3000 USL16_36
- Ficha Técnica – Unidades de Pulverizacao
- Ficha Técnica – Pastilha de Solsa Oblonga
- Ficha Técnica – Conexoes Retangulares do Visor
- Ficha Técnica – Janela de Visualizacao Aparafusada
- Ficha Técnica – DN 28120 Conexoes Circulares
- Ficha Técnica – Lumiglas a prova de Explosao
- Ficha Técnica – IVF Padronizados Rosqueado
- Ficha Técnica - IVF Padronizados Flangeado
- ISO 9001:2015
- Ficha Técnica - IVF Esteril para Aplicacoes Higienicas
- Catálogo de Productos (ES)
- METAGLAS® Guía de Diseño y Manual de Aplicaciones (ES)
- METAGLAS® Guia de Projeto e Primer de Aplicações (PT)
- LumiStar3000 IOM
- LumiStar2000 IOM
- Evaluation of Non-Process Contact Capacitance Point Level Measurements on the Outside of Hygienic Bubble Traps
- ExtractionTek Stainless Innovates and Expands in the Cannabis Industry with LJ Star’s Expertise
- METAGLAS® Design Guide and Applications Primer
- LumiStar1000 IOM
- Datasheet - LumiStar ESL 53LED-Ex
- El nuevo indicador visual de flujo estéril tipo abrazadera, CT-SVFI (ES)
- Datasheet - VISULEX Camera K15- P-D / K15 N-D
- Datasheet - Visulex Camera K55 4K EX
- Datasheet - Luminaire ASL/ESL 55 LED EX
- T&C Stainless and LJ Star: A Business Partnership Forged in Steel
- Glass-Trac™ / Steam-Trac™ / Magne-Trac™
- Six Tips for Critical Site Glass Applications – Spanish (ES)
- Improving Critical Process Lighting for Cosmetics Industry
- Datasheet - VISULEX Cameras K55-HD-Ex and K55-4K-Ex
- LJ Star Visual Flow Indicator Wins “Breakthrough” Products Award
- Datasheet - ACL® Anti-galling Clamps
- Datasheet - Standard Threaded VFI
- Data Sheet - Lumiglas® Explosion-Proof Light USL08LED-EX
- Installation / Operation / Maintenance Manual - Rectangular
- Sight Glass Lighting Measurement-Sizing Guide
- Biotech Company Upgrades to Borosilicate Sight Glasses
- LJ Star Clamp Nut Torque Guide
- Data Sheet: Sterile Visual Flow Indicator Type “CT” for Hygienic Applications
- Datasheet - LumiStar365UV® LED Luminaire
- Installation / Operation / Maintenance Manual - Bubble Trap
- Installation / Operation / Maintenance Manual - M0150
- Installation / Operation / Maintenance Manual - SVF
- Sanitary In-Line Fused Glass Cross
- Datasheet – Standard Flanged Sight Flow Indicator
- Datasheet - METAGLAS® Sight Glass Disc, Type 73
- Installation / Operation / Maintenance Manual - METAGLAS®
- Datasheet - METAGLAS® Sight Glass Disc with Wiper Type 73.SW
- Datasheet - Double Bolt Hygienic Clamp
- Datasheet - Clamps General Overview
- Datasheet - Wiper for Sight Glass, Motorized
- Installation / Operation / Maintenance Manual - ControHeat
- Datasheet - Hinged Weld On Sight Glass, METAGLAS®
- Installation / Operation / Maintenance Manual
- Datasheet - METAGLAS® Line Overview
- FAQ: 10 Common Sanitary Fittings Questions
- Datasheet - MetaPlex® Optical Grade Polymer Window
- Datasheet - LumiFlo® LED Light for Inline Sight Glasses
- Crafted for Success: Six Vital Questions for Brewery Sight Glass Lighting
- Analyzing the Root Cause of Clamp Galling Required Customer Cooperation
- Guide to First-Indication Flow Rates of Sight Flow Indicators
- Spray Ring
- TCI ClampConnect™ Sanitary Fitting from L.J. Star Receives Patent
- Sight Glass Safety Guidelines Poster
- Sight Glass Extreme Pressure Test
- Duplex Stainless Preferred Over 316L Stainless
- View Diameter Video
- UL-CSA Certificate USL 08-EX
- Datasheet - LumiStar2000 USL15/35
- Vessel Lighting Measurement
- Sterile VFI
- Standard VFI
- Surface Finish: An Important Characteristic in Fluid System Components
- Six Tips for Critical Sight Glass Application White Paper
- Bolt On IOM
- Datasheet - Aluminum Luminaire ASL55LED-Ex
- Step-by-Step Guide to Sight Glass Selection
- Sight Glass Applications Covered in New On-Line Engineering Webinar from L.J. Star
- Sight Flow Indicators Handbook
- Sight Flow Indicators and Their Applications in Process Systems
- Sanitary Fittings Best Practices
- Rotor Design
- Rectangular Weld Pad Gage
- Process Vessel Lighting: Just Be Cool
- Obround IOM
- Non-Parenteral Glass Blinds Ohio Pharmaceutical Production Facility
- New-Design Bubble Trap Meets Specific Pharmaceutical Needs
- New Line Card for Biotech and Pharmaceutical Process Observation Equipment
- Modified Sight Glass Meets Tough Navy Specs
- METAGLAS®/MetaClamp Sight Glass Hastelloy C22 (2.4602)
- METAGLAS®/MetaClamp Sight Glass 2205 Duplex Stainless Steel (1.4462)
- METAGLAS® Sight Glass
- Magnetic Liquid Level Gage Ensures Operator Safety and More
- LumiStar1000 Brew Light Release
- LumiStar3000® Video release
- Low Pressure
- LED Sight Glass Lights Cut Costs in Hazardous Environments
- L.J. Star’s METAGLAS® Type 61 Sight Glass Products Comply with Newly Revised ASME Standard
- L.J. Star’s LED Sight Glass Light for Hazardous Environments Delivers up to 138% More Light Output
- L.J. Star White Paper: Keep Light Cool for Best Sight Glass View
- L.J. Star White Paper Offers Step-by-Step Guidance to Sight Glass Selection
- L.J. Star Video Shows How Thermal Shock Can Be Avoided In Industrial Sight Glass Applications
- L.J. Star Video Explains LED Lighting For Industrial Sight Glass Applications
- L.J. Star Standardizes on Gylon® Gaskets
- L.J. Star Sight Glass Tutorial Video Demonstrates Extreme High Pressure Impact Test
- L.J. Star Sight Glass Designed for Food and Beverage Industries
- L.J. Star Releases Teflon® Lined Sight Flow Indicator for Harsh Chemical Applications
- L.J. Star Releases Full View Flow Indicator to Enhance Industrial Safety
- L.J. Star Publishes Process Lighting and Visual Control System Product Catalog
- L.J. Star Partners with AlphaBio Inc. to Better Serve Customers Who Need Hygienic Process Equipment
- L.J. Star Navy Case Study
- L.J. Star LED Sight-Glass Light Receives ATEX Approval
- L.J. Star Introduces UL – Approved EX High Intensity Luminaire for Vessel Lighting
- L.J. Star Incorporated Aquires Tank Components, Inc.
- L.J. Star Handbook Offers Guidance on Applications of Sight Flow Indicators
- L.J. Star Halves Sight Glass Delivery Times
- L.J. Star Displays Full Line of Sight Glass, Lights and Flow Indicator Products at 2011 Chem Show
- L.J. Star Case Study Shows How Vessel Camera Helps Major U.S. Brewery Save Time and Money
- L.J. Star Bolsters Sales Support with New Hires
- L.J. Star Announces the First Cordless LED Sight-Glass
- L.J. Star Announces That Only Quality Domestically Produced Castings Are Used in its Sight Flow Indicators
- L.J. Star Announces Stainless Sanitary Fittings, Sight Glasses and Sight Flow Indicators for the Special Demands of the Pharmaceutical Industry
- L.J. Star Announces Sight-Glass Camera for Explosion Proof Environments
- L.J. Star Announces Sanitary Lock-Out Clamp
- L.J. Star Announces New Sight Glass Lighting Handbook
- L.J. Star Announces LumiStar 3000 - World's Brightest Sight-Glass Light
- L.J. Star Announces LED Sight-Glass Luminaires That Cut Costs for Green Initiatives
- L.J. Star Announces LED Ex Light for Sight Glass Illumination
- L.J. Star Announces Gauge Glass for Boilers and Process Vessels
- L.J. Star Announces First Safety Clamp for Hygienic/Sanitary Connections
- Installation-Instructions-USL 08-EX
- Installation Manual USL05-EX
- Installation Manual ESL55-EX
- Installation Instructions ESL25-EX
- Installation Instructions - USL 35-UL
- Installation Instructions - USL 33-UL
- Installation Instructions - USL 13-UL
- Installation Instructions - USL 07-EX
- Installation Instructions - USL 06-EX
- Installation Instructions - USL 05
- Installation Instructions - ESL 26-EX
- How to Spec Lighting for Sight Glass Applications
- Fused Glass/Metal Windows Improve Sight Glass, View Port and Flow Indicator Safety
- Full-View Visual Flow Indicator Meets Sterile-Service Needs
- Full View VFI
- Flow Control Article Reprint: Are You Gambling with Your Sightglass?
- Fiber optic Illumination Source is Ex Rated and CE Compliant
- Everything You Wanted to Know about LEDs
- Easily Installed and Maintained Sanitary Clamp Eliminates Dead-Leg Problems
- Duplex Stainless Preferred Over 316L Stainless
- Drip Tube Design
- DIN 28120
- Diffused Light White Paper Release
- Datasheet - Weld on Sight Glass, Lumiglas
- Visual Flow Indicator Heating Jackets
- Datasheet - USL15-35
- Datasheet - Teflon-Lined Flow Indicators for Corrosive Chemicals
- Datasheet - TCI ClampConnect Sanitary Fitting
- Datasheet - Super Compact - Mini Sight Glass Light
- Datasheet - Sterile View Thru Flow Indicator for Hygienic Applications
- Datasheet - Sterile Full-View Flow Indicator for Hygienic Applications
- Datasheet - Stainless Sight Glass Explosion Proof Lights
- Datasheet - Stainless Sanitary Fittings, Hygienic Clamps for Connections
- Datasheet - Spray Nozzle for Weld On Sight Glass
- Datasheet - Single Bolt Sanitary Clamp Fittings
- Datasheet - Sight Glass with Spray Ring Cleaner
- Datasheet - Sight Glass Wiper for Lumiglas Ports & Windows
- Datasheet - Sight Glass Wiper DIN 28120
- Datasheet - Sight Glass Light Food Processing
- Datasheet - Sight Glass Light Combo for DIN 28120
- Datasheet - Sight Glass for Reactors and Vessels
- Datasheet - Sanitary Sight Glass Light Explosion Proof
- Datasheet - Sanitary Light Port for Large Vessels
- Datasheet - Sanitary Inline Sight Glass with MetaClamp
- Datasheet - Sanitary Fiber Optic Sight Glass Light Combo
- Datasheet - Sanitary Clamp Sight Glass – MetaClamp
- Datasheet - Rigid Fiber Optic Sight Glass Light Combo
- Datasheet - Replacement Sight Glass for Lumiglas Ports & Windows
- Datasheet - Removable Sight Glass for Weld Neck Sight Ports
- Datasheet - Remote Sight Glass Light Timer
- Datasheet - Process Vessel Camera for Reactors or Tanks
- Datasheet - Obround Level Gauge Glass for Sight Indication
- Datasheet - Mini Explosion Proof Sight Glass Light
- Datasheet - Mid-Sized Lumiglas Sight Glass Luminaire
- Datasheet - METAGLAS® Borosilicate Sight Glass for Sight Windows
- Datasheet - MetaClamp Sanitary Light Port
- Datasheet - Maxos® Gauge Glass
- Datasheet - LumiStar3000® LED Luminaire Series USL16/36 Stainless Steel
- Datasheet - LumiStar1000 LED Luminaire Series USL13/33
- Datasheet - Lumiglas Compact Aluminum Sight Glass Light
- Datasheet - Lock-Out Stainless Sanitary Fittings
- Datasheet - Level Gauges for Sight Indication
- Datasheet - LED Sight Glass Luminaire
- Datasheet - Stainless Steel ESL 55 LED-Ex
- Datasheet - Intrinsically Safe, Rectangular Sight Glass Light
- Datasheet - Internal Sight Glass Light Timer
- Datasheet - Hygienic Gaskets for Sanitary Fittings
- Datasheet - Hygienic Bubble Traps for Pharmaceuticals
- Datasheet - Hinged Site Window with MetaClamp
- Datasheet - Hinged Sight Glass Light Access Port
- Datasheet - Hinged Port Sight Glass, METAGLAS®
- Datasheet - Hinged Bolt On METAGLAS® Sight Glass
- Datasheet - Highly Durable LED Sight Glass Light
- Datasheet - High Intensity Sight Glass Light Explosion Proof
- Datasheet - Heated Sight Glass with MetaClamp, Fog Free
- Datasheet - Halogen Sight Glass Light
- Datasheet - Flow Indicator Styles: Standard, Full View, and Inline Sight Glass
- Datasheet - Fiber Optic Sight Glass Lights for Vessels
- Datasheet - Explosion Proof Process Vessel Camera
- Datasheet - Explosion Proof Lights, Lumiglas
- Datasheet - Explosion Proof Lighting - Compact Stainless Lights
- Datasheet - Double Bolt Sanitary Clamp Fittings
- Datasheet - Cordless Sight Glass Light for Vessels
- Datasheet - Compact Stainless Sight Glass Light
- Datasheet - Compact Lumiglas Stainless Sight Glass Light
- Datasheet - Bulls Eye Sight Glass, Threaded METAGLAS®
- Datasheet - Bolt-On Sight Window
- Datasheet - Biogas Sight Glass with Accessories
- Datasheet - ASME Sanitary Clamp Fittings
- Datasheet - ASL55-LED Sight Glass Lights
- Datasheet - Aseptic Sight Glass with METAGLAS®
- Datasheet - Aluminum Explosion Proof Sight Glass Light
- Data Sheet Explosion Proof Process Vessel Fixed Lens Camera
- Compression, Not Fusion, Determines Sight Glass Safety, White Paper Concludes
- Compression vs. Fusion: The Source of Strength in Fused Sight Glasses for Chemical and Pharmaceutical Processes
- Clamp Features
- Choice of Steel Alloys for Sight Glass Construction
- Chemical and Pharmaceutical Sight Glass Application Handbook
- CE Certificate USL05-EX
- CE Certificate- REL01-EX
- CE Certificate LUMISTAR
- CE Certificate ESL55-EX
- CE Certificate ESL25-EX
- CE Certificate - USL 35-UL
- CE Certificate - USL 33-UL
- CE Certificate - USL 15-UL
- CE Certificate - USL 13-UL
- CE Certificate - USL 07-EX
- CE Certificate - USL 07
- CE Certificate - USL 06-EX
- CE Certificate - USL 06
- CE Certificate - USL 01
- CE Certificate - TYPE 8670.04.00
- CE Certificate - ME
- CE Certificate - ESL 26-EX
- Bubble Trap Instructions
- Brochure Describes Strength of Steel Fused Sight Glasses
- Brewery Camera Application Note
- Boro Plus is Boron Zero
- Bolt-On Heating Jackets Enclose Visual Flow Indicators
- Bolting Design
- Biogas Sight Glass with Light Wiper and Camera System
- ATEX Certificate USL05-EX
- ATEX Certificate TIMER TYPE 8670.04.00
- ATEX Certificate ESL55-EX
- Atex Certificate ESL25-EX
- ATEX Certificate - USL 07 EX
- ATEX Certificate - USL 06-EX
- ATEX Certificate - REL01-EX
- ATEX Certificate - ESL 26-EX
- ASME Clamp Instructions
- 100,000 Hour LED Luminaires Produce Light Without Heat
- Lumistar LED
- Lumiglas Series MV-SLM
- Installation Manual Models DIN 28120 and Low Pressure (ES)
- Installation Instructions - USL 06
- Installation Instructions - USL 15-UL
- Installation Instructions - ME
- CE Certificate - USL 05
- Installation Manual - Models DIN 28120 and Low Pressure
- Factory Mutual Certification
- Datasheet - Circular Bolt on Sight Glass
- Important Guidelines
- Datasheet - High Pressure, Weld On Sight Glass
- Analysis of Undiffused and Diffused Light on Stainless Steel
-
Videos
- Reactive and Proactive: Predictive Maintenance Strategies for 2024
- Look Better: Overcoming Challenges and Best Practices for Sight Glass Selection, Inspection, and Maintenance
- Process Observation Solutions for the Oil and Gas Industry
- Sight Glass Quality
- Sanitary Fittings
- Whiteboard Video: How to Select The Right Sight Glass
- Anti-Galling Clamp Video
- Sterile Visual Flow Indicator for Pharmaceutical Processing
- Lumiglas Explosion-Proof LED Lights for Processing Applications
- Replace Halogen Process Lighting With LEDs
- VISULEX Explosion Proof High Definition Cameras
- Sterile Visual Flow Indicator Minimizes Contamination
- Quality polymer sanitary windows | Durable Site glass
- Inline Sight Glass LED Light
- MetaPlex Sight Glass-LumiFlo LED Sight Glass Light
- How to Follow Sanitary Clamp Best Practices - Tutorial
- How to Select and Maintain Sight Glasses for Chemical and Pharmaceutical Applications
- How to Ensure Sight Glass Safety - Tutorial
- Selecting LED Sight Glass Lighting
- Safer Sight Glasses for the Chemical Industry
- Retrofitting Sight Glasses with METAGLAS®
- METAGLAS® Extreme Pressure Test
- How to avoid dangerous thermal shock
- How Sight Glass is Made Super Strong
- Biogas Sight Glass Use and Selection
- Sight Flow Indicator Selection Tips
- Applications for METAGLAS® Sight Glasses
-
News
- LJ Star now offers the Safety Clamp with the introduction of a Shroud and Lock-Out feature
- LJ Star Launches New Brand Identity To Reflect Future Growth
- LJ Star Announces New Lumiglas® Explosion-Proof LED Light for Critical Process Observation
- New Clamp Technology Minimizes Process Contamination in Visual Flow Indicator Design
- TUV Approval
- New LED Technology Incorporated into METAGLAS® Sight Glass System for Powerful and Compact Tank Illumination
- L.J. Star Wins LEAP Award for The MetaPlex® Polymer Sanitary Windows
- L.J. Star Introduces MetaPlex® Optical Grade Polymer Sanitary Windows
- L.J. Star Introduces LumiFlo® LED Light for Inline Sight Glasses
- Surface Finish Definitions
- Surface Finish Charts
- Sanitary Glossary
- Processing Reprint
- Optical Temperature Chart
- Non-Ex Light Selection Chart
- Metals Temperature Chart
- METAGLAS® View Comparison
- METAGLAS® Technical Info
- METAGLAS® Myths And Facts White Paper
- Light Analysis
- Borosilicate vs. Soda Lime Glass: A Detailed Comparison
- Gasket Temperature Chart
- Ex Light Selection Chart
- Engineering Truths Checklist
- Documentation of Standards Compliance and Independent Lab Test Results
- Critical Standards
- Competitor Sight Glass Equivalents
- LED/Halogen Comparison
- METAGLAS® Sightglass Design
- METAGLAS® History
- Lumiglas History
- TUV Approval
- Canadian Registrations ( CRN )
-
Links
- E-book: How to Select Proper Lighting for Sight Glass Observation Ports
- Catálogo de Produtos (PT)
- How to Eliminate Clamp Galling
- Cannabis Sight Glass Buyer's Guide
- Infographic - Selecting the Right Sight Glass
- The Problem with Threads: How Magnetic Level Gauges Improve Critical Process Observation
- Horizontal Process Tank for the Food Industry Achieves Higher Product Quality in Half the Time
- White Paper: How to Eliminate Clamp Galling
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