Technical Data
3.5.1.2 Close Focus
S [inch]
Spot ∅
S [mm]
Spot ∅
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 = 100:1 at focus point
S [inch]
Spot ∅
S [mm]
Spot ∅
Distance D to Object [mm]
D:S = 40:1 at focus point
[inch]
FA1A/FA2A CF1
[inch]
FA1B/FA1C CF1
[inch]
FA2B CF1
Spot ∅ S [inch]
Spot ∅ S [mm]
Spot ∅ S [inch]
Spot ∅ S [mm]
Spot ∅ S [inch]
Spot ∅ S [mm]
Distance D to Object [mm] D:S = 20:1 at focus point
Distance D to Object [mm] D:S = 100:1 at focus point
Distance D to Object [mm] D:S = 40:1 at focus point
[inch]
FA1A/FA2A CF2
[inch]
FA1B/FA1C CF2
[inch]
FA2B CF2
Figure 7: Close Focus Spot Size Charts for FA models
10 | Marathon Series FA/FR |