 
 
 
Key points which are considered in making the "Constant Bridge":
| I | Variety in the type and quality of the wood applied for making the violin bridge | 
| II | Variety in the quality and quantity of the age of the tree used for extracting the proper wood for making the violin bridge | 
| III | Mean time of at least 3 years and 70 years at most for the drying process | 
| IV | Level of the quality resistance after application of professional wood processing methods | 
| V | Diversity in the quality of wood cutting to reach the intended standards considering the natural behavior of the wood | 
| VI | Using different models and patterns considering the physical and mechanical wood properties | 
| VII | Variety in the production of violin bridges on different preparation levels (from crude form to fully prepared) for installing on the intended instrument | 
| VIII | Variety in the production of different violin bridges considering the quality, acoustic features and systematic function of the instrument | 
| IX | Different production qualities are classified in three main groups: Standard, Premium and Royal | 
| X | Application of Different Measure Standards: ○ Distance between two bridge legs: 38 mm to 43 (Violin) ○ Distance between two bridge legs: 46 mm to 54 (Viola) ○ Bridge height from 34 mm to 48 (for Violin and Viola) | 
Remind yourself that all men assert that wisdom is the greatest good, but that there are few who strenuously seek out that greatest good.
Pythagoras.
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