Process Observation Products and Sight Glasses out in the Field

An LJ Star Air-Cooled LumiStar 3000 offers cool bright LED light for a brewing tank.

Offering 4 times the light of a halogen light, and using less power, this Air Cooled LumiStar 3000 also has a light optimized for use with stainless steel.

This METAGLAS bolt-on sight glass offers unmatched safety and convenience for processing tank applications like this.

Used alongside a sight glass, this METAGLAS light glass bolt-on unit helps ensure quality while also offering safe operation.

The optics of glass, the strength of steel – MetaClamp Sight Glass

installed in the side of the vessel for easy and safe visual inspection, this MetaClamp Sight Glass has unmatched safety and service life.

LJ Star lights offer unparalleled light and clarity with increased safety and reduced energy use.

With a clean, low profile, this LJ Star Low-Pressure Sight Glass uses the best materials for superior results.

A typical Sight Glass installation on a stainless tank

The best materials, and the best manufacturing practices make every LJ Star Sight Glass the best solution for your application.

LJ Star Sight Glass. See what you need to, when you need to with safety and reliability.

Featuring and air inlet to help cool internals during operation, this LJ Star Air-Cooled LumiStar 3000 offers worry-free operation.

Operate safely while using less energy with this LED, Air-Cooled LumiStar 3000

Our type 1000 Series light with a special mounting bolt to handle a high-temperature application

An LJ Star MetaClamp in a TCI Bolt-Connect with our LumiStar light

See Our Products in the Field

Interactive Infographic

Selecting The Right Sight Glass

Product Gallery

See Our Products in the Field

Interactive Infographic

Selecting The Right Sight Glass