Gossen STARLITE 2 - Manual (Page 31)

Gossen Foto- und Lichtmesstechnik GmbH 31
10 Photometry
10.1 Selecting the photometric display unit
Use the DIP1 switch to change over to the functions
CINE/Photometry. With the DIP 3 switch, you can select
either the standardized measuring units or special
ones used in certain English speaking countries.
- Ix, cd/m
2 : the photometric incident measurement
values are displayed in the standardised units
(Ix, Ixs, cd/m
2 , cds/m 2 ).
- fc, fl: the photometric incident measurement values
are displayed in Anglican measuring units
(fc, fcs, fL, fLs). This means the values do not have
to be converted.
- Press and hold the left menu button and select
the sub-functions illumination or luminance using
the setting wheel.
Depending on the DIP 3 switch setting, lx or fc will
appear in the display.
10.2 Measuring the illumination
Lux (Ix) or footcandle (fc)
- Set the measuring head to incident light measuring
- flat diffuser.
When setting the dome at the measuring head
to spherical, an error indication will appear
(flashing ).
- Aim the measuring head in the direction of the
illumination source.
- Take a measurement using the measuring button
M .