Topcon BM-7AC - System Diagram

Appendix
83
System Diagram
Block Diagram
Spectral Sensitivity Curves
2.0
1.5
1.0
0.5
0
400nm
500nm
600nm
700nm
BM-7AC z(λ)
CIE z(λ)
CIE y(λ)
CIE x(λ)
BM-7AC y(λ)
BM-7AC x(λ)
Relative spectral
responsivit
y
X
Y
Z
X
Y
Z
Measurement angle sensor
Fixed
aperture
Objective
lens
Infrared cut filter
Measured
object
Aperture mirror
Condenser lens
Router filter
Silicon
photo
diode
Relay lens
Relay lens
Mirror
Reticle
Eyepiece
Buffer
X
Analog output
connector
Y
Z
A/D
Personal
Computer
LCD
Control switch
Interface
Correction system