Very narrow and powerful optics used mainly on towers above 18 meters high. Application: football, rugby, great outdoor sports, ports, airports, parking lots.
Midway optics used by medium heights of 8-15 meters both indoor and outdoor. Applications: tennis, soccer, rugby, indoor gyms
Optics used for heights of more than 5 meters, whether indoor or outdoor. Applications: tennis, soccer, rugby, gyms, indoor gyms.