TECHSPEC® Helicoid Barrel for 12.5mm Optics has an extended linear travel of 16mm and adds 41.9mm to a system’s length. This Helicoid Barrel is designed to hold 12.5mm diameter TECHSPEC® optics, ranging in edge thickness form 2 – 8.75mm. Based on our MMS Imaging Lenses, smooth helical movement provides twice the travel of our Helicoid Barrel for 15mm Optics #54-392. TECHSPEC® Helicoid Barrel for 12.5mm Optics includes a retaining ring and position-locking set screws. Ideal for relay lens systems in imaging applications.
Note: Extra retaining ring used to maintain fixed position of lens adapters sold separately.