
| Type of Product | Optical Flat |
| Model No | 4191-45B |
| Color | White |
| Material | Glass |
| Weight | 4 kg |
| Dimensions (L x W x H) | 10 x 20 x 40 |
The INSIZE 4191-45B Optical Flat is a precision optical measuring instrument designed to inspect the flatness of surfaces through the use of monochromatic light and interference fringe patterns. With a diameter of 45 mm, this B-grade optical flat is well-suited for general inspection tasks involving smaller components.
Manufactured from high-quality optical glass, it is finely polished to meet industry standards for flatness checking in environments where extreme precision is not required but reliable visual assessment is essential. It is a cost-effective solution for routine flatness inspection across a wide range of industries.
Key Features
Diameter: 45 mm – ideal for small and medium component inspection
Grade B – designed for standard industrial inspection tasks
Made from premium optical glass for accurate and clear fringe visibility
Precision-polished surface ensures dependable flatness verification
Used with monochromatic light to reveal interference fringes
Supplied in a protective storage case for safe handling and longevity
Applications
Used for flatness inspection of gauge blocks, precision tools, and lapped surfaces
Suitable for quality control in machine shops, manufacturing units, and tool rooms
Common in maintenance departments for routine verification of measuring equipment
An effective tool in environments that require regular surface inspection without the need for high-end metrology equipment
Conclusion
The INSIZE 4191-45B Optical Flat offers a reliable and efficient method for checking surface flatness in everyday industrial applications. With its compact size and clear interference patterns, it is an excellent choice for technicians seeking a dependable and affordable flatness inspection tool.
For more insights contact us:
Email: sales@industrywaala.com
Contact Number: +91 7377 01 7377


