LT-YD13 Recordatoris Eccentricitas
| Techical Parameter |
| 1. Fan vitreum: 1.2m longum, 1m latum ventilabrum planum vitrum; |
| 2. Globus chalybeus sacra: diameter 39.8mm ~40.00mm; |
| 3. Slote bractea clivo: 15° ± 0.5° ; |
| 4. Timing accurate: 0.01s |
| 5. Spatium inter pilam et laminam vitream in centro: 1m± 0.01m; |
| Standard |
| Cum requisitis congruentium rerum in GB/T 20045-2005 mensura occurret. |
