Projector Distance (Pd); Lens Formula - Barco RLD (3.0-4.5:1) Installation Manual

2.

2.1 Projector Distance (PD)

Measurement of the PD
A
B
Image 2-1
Measurement of the PD
PD is the distance between the screen surface and the front bar of the rigging system, flat surface below the lens.

2.2 Lens Formula

Lens Formula for:
To calculate the distance between the projector front side and the screen (PD) for a given screen width (SW), use the following
formula:
RLM Projector
RLM G5
RLM G5+
RLM H5
RLM R6+
L/>?<2/< LMN O;=41B=/9PQ M(,R 5SJ 33TP3T344B
PD
PD
Formula (in meter)
PD = 2.88 x SW + 0.06
min
PD = 4.45 x SW + 0.06
max
PD = 2.88 x SW + 0.06
min
PD = 4.45 x SW + 0.06
max
PD = 2.30 x SW + 0.06
min
PD = 3.56 x SW + 0.06
max
Lens can not be used
C
Formula (in inches)
PD = 2.88 x SW + 2.36
min
PD = 4.45 x SW + 2.36
max
PD = 2.88 x SW + 2.36
min
PD = 4.45 x SW + 2.36
max
PD = 2.30 x SW + 2.36
min
PD = 3.56 x SW + 2.36
max
Lens can not be used
3=
/