Dr. THOMASTIK KEMAN TELİ VISION MEDIUM SET. Thomastik-Infeld, the innovative leader in orchestral string design and production for 85 years, are pleased to continue their legacy with the introduction of the Vision strings for violin. These strings are specifically designed to fulfill the needs of advanced violinists, including those who excel in orchestreal or chamber group settings. They settle in quickly and can achieve a stable tuning within a very short time and are exceptionally easy to play. Their durability is unsurpassed compared to other synthetic core strings. Players will be pleased with the compatibility between Vision strings and other Thomastik-Infeld synthetic core strings such as Dominant, Infeld Red and Blue. Vision violin strings - made with your vision in mind. E Multilayer Tin Plated Steel Removable ball Medium 2.50- A Aluminium Wound Medium 6.05- D Silver Wound Medium 8.65- G Silver Wound Medium 9.30.