| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 4184-41A |
| Product Type | Optical Parallels |
| Applicable Micrometer | 0–25 mm |
| Parallels Included | 15.62 / 15.75 / 15.87 / 16.00 mm |
| Quantity | 4 Pieces |
| Diameter (ØD) | 30 mm |
| Flatness of A & B | 0.1 µm |
| Parallelism A & B | 0.6 µm |
The INSIZE 4184-41A Optical Parallels are precision inspection accessories designed to check the flatness and parallelism of micrometer measuring faces. The set is intended for 0–25 mm outside micrometers and includes four optical parallels with nominal sizes of 15.62 mm, 15.75 mm, 15.87 mm, and 16.00 mm. Each parallel has a 30 mm diameter, while the specified flatness of faces A and B is 0.1 µm and the parallelism between A and B is 0.6 µm. These precision accessories are suitable for micrometer inspection, calibration checks, metrology laboratories, quality control, machine shops, and tool-room applications.
Key Features
1. Precision Micrometer Inspection
The 4184-41A is designed to check the flatness and parallelism of micrometer measuring faces, helping users verify the condition and measurement geometry of compatible outside micrometers.
2. Four Precision Optical Parallels
The set includes four parallels measuring 15.62 mm, 15.75 mm, 15.87 mm, and 16.00 mm, providing different reference sizes for inspecting 0–25 mm micrometers.
3. 30mm Diameter
Each optical parallel has a specified Ø30 mm diameter, providing a suitable contact format for micrometer measuring-face inspection.
4. 0.1µm Flatness
The specified flatness of measuring faces A and B is 0.1 µm, supporting precision inspection of micrometer measuring surfaces.
5. 0.6µm Parallelism
The parallelism between faces A and B is specified at 0.6 µm, providing a precision reference for checking the parallel relationship of micrometer measuring faces.
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