3.5.2 FR Models
3.5.2.1 Standard Focus
[inch]
S [inch]
Spot ∅
FR1A SF
∅Spot [mm]S Distance D to Object [mm] D:S = 20:1 at focus point
S [inch]
Spot ∅
S [mm]
Spot ∅
Distance D to Object [mm]
D:S = 65:1 at focus point
Spot ∅ S [inch]
Spot ∅ S [mm]
Technical Data
[inch]
FR1B SF
Distance D to Object [mm]
D:S = 40:1 at focus point
[inch]
FR1C SF
Figure 8: Standard Focus Spot Size Charts for FR models
Marathon Series FA/FR | 11 |