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Model : PSPL – G 20

Polariscope for Glass 

A Polariscope for Glass is a highly precise optical device designed to detect, analyze, and measure internal stresses or strains in transparent materials such as glass, plastics, and crystals. In the glass manufacturing and processing industry, controlling internal stress is crucial to ensure product quality, durability, and safety. The polariscope makes this possible by using polarized light to reveal invisible stress patterns inside the glass.

How It Works

The Polariscope for Glass operates on the principle of polarized light. When light passes through a strained glass sample, it gets refracted differently due to stress variations. These variations appear as colorful or dark patterns when viewed through the polariscope, helping engineers and quality control experts to evaluate the material’s structural integrity.

Applications

  • Glass container and bottle manufacturing
  • Toughened and tempered glass quality checks
  • Optical component inspection
  • Research laboratories and educational institutions
  • Plastic and crystal stress analysis

Benefits

  • Detects internal stress before defects occur
  • Improves product safety and durability
  • Ensures compliance with international quality standards
  • Saves time and reduces production losses
  • ideal for routine quality control and research

Presto Instruments is a leading manufacturer and supplier of Polariscope for Glass in Bangladesh. For the best price, contact us for a quote or call now!

 

Features & Highlights

    • The instrument can be tilted through 180® and clamped in any position.
    • It has a 190mm diameter field of view
    • The working space of Polariscope can be adjusted easily between 290mm and 440mm.
  • Easy to operate, suitable for all skill levels.
  • Reliable monochromatic light source for clear visualization.
  • Delivers accurate and dependable test results.
  • Includes an instruction guide and NABL-approved calibration certificate.

A polariscope is applied to detect any internal stress and strain in glass to identify a defect and ensure the safety and quality of the product.

It is very accurate and reliable in the detection of even the smallest kind of stress patterns in the glass.

The major application areas include glass manufacturing, automotive construction, and packaging industries.

The price of a polariscope depends upon features and specifications.

Pre-coated polariscopes for glass should be calibrated regularly for accuracy and reliability. 

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