ST 8255 ST 8256 ST 8257 ST 8258




ST 8255  ST8256
Power:30× & 30x-90×
Objective diameter:118mm
Field of view:29.5m/1000m  18m-11m/1000m



ST 8257  ST 8258
Power:20× & 20x~60×
Objective diameter:80mm  
Field of view:45m/1000m  22.5m-15.2m/1000m