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The strongest, most secure sight glass elements, available in a threaded design for process applications
Offering the optics of glass and the strength of steel
Ideal for applications requiring quick opening port with pressures up to 150 psi
Provides clear process visibility and unmatched safety with minimal maintenance
A sight glass specifically designed for installation in digester tanks used in biogas production
Provides direct visual inspection of process vessels, separators, silos, pipelines & storage tanks
Ready for installation on existing ANSI or DIN standard flanges
Quick release closure offers a combination of charge/access port and light/sight glass
Complete with glass disc, seal gasket, & cushion gasket bolted between circular flanges
A combination of easy cleaning and a clear field of visibility
Designed to be welded to process vessels or pipeline for accurate flow or level indication
Hinged sight glass for quick and easy vessel access that can be used up to 150 PSI; weld-on or bolt-on
World's brightest sight glass luminaire is 4x times brighter than a typical sight glass
Safe high-intensity illumination for sight glasses, ports, or general applications in hazardous locations
Super-compact and offers a glare-free view through a sight glass
Powerful yet compact illumination system for sanitary processing equipment
Delivers intense light through the same sight window used for viewing
Eliminates wiring and electrical outlets for portable process vessels to provide reliable, high intensity light
World's brightest compact sight glass luminaire is 2x times brighter than a typical sight glass light, provides 1000 lumens, resistant to shock and vibration
Offers explosion-proof, corrosion resistant, stainless steel, glare-free illumination
Powerful, compact illumination system for sanitary processing equipment
Mini light that delivers high-intensity explosion-proof lighting for hazardous locations, ideal for tight spaces, stainless steel housing
Compact light in a cost-effective aluminum housing, great replacement for bulkier explosion-proof lighting for sight glasses
Small, high intensity light provides versatile illumination of process vessel interiors in locations where explosion-proof lighting is required
Provides illumination of liquids normally difficult to see in liquid level gauges and rectangular weld pad sight glasses
World's brightest mid-size sight glass luminaire is 3x times brighter than a typical sight glass light
View port for sanitary clamp connection; extremely strong and chemically resistant
Rugged weld-on sight glass fitting provides flow or level indication for vessels and pipelines, available in multiple sizes and metals
Sight glass window designed for raised-face connection to an ANSI flange; DWG #176
Sight glass disc with wiper for DIN 28120 and other weld- type sight glass assemblies.
Sight glass disc with wiper for DIN 28120 and other weld- type sight glass assemblies
Allows light source to be placed up to 5 ft away from sight glass via a flexible cable
World's brightest compact sight glass UV-LED Luminaire
Sight glass window designed for full-face connection to an ANSI flange; DWG #13
See colour, flow, and particles moving through sight glass with this innovative L.J. Star exclusive product
Optimum for the illumination of bio-reactors, lab mixers, filters, boilers, tanks, agitators, separators, pipes, & other sealed vessels
Powerful yet compact illumination system for sanitary processing equipment providing illumination & viewing through the same window
Clear performance upgrade to one of the industry's most widely used explosion-proof lights, providing powerful & reliable lighting for even the most hazardous locations
Small in size but effective; rated EEx d IIC T3 - T6 for all explosion classes