Standard version with
silicon-V(lambda)-cos-photocell, directly fixed with a cable of 1 meter length
to the measuring instrument
Diameter of the light-sensitive surface of the photocell = 11 mmø
Measuring range: 1 mlx (solution) to 199,900 lx (six ranges)
Photometric uncertainty according to DIN 5032, class B
Dual-slope-digital-voltmeter with autozero, 7-segment LC-display, automatic
low-battery-signal if
U-bat < 7 Volt
Battery supply-current only 2 mA, that means, the operating time with one 9 V-
lithium-block-battery
(1200 mAh) amounts about 600 hours
Dimensions: 157mm o 84 mm o 30 mm (length, breadth, height), weight: 300 g
Price ex factory Berlin:
540,--
€
(without tax, packaging, transport-costs, insurance and battery)
Deliverable supplement units:
Additional
prices
1. 9 Volt lithium-block-battery
(capacity: 1200 mAh)
10,--
€
2. Analogue-output 1: Suitable
to measure the time-course
of E(t) with an oscilloscope
53,--
€
3. Analogue-output 2: Suitable
to measure the illuminance
with an external Analogue-digital-converter
(PC, recorder, plotter etc.)
53,-- €
4. Precision-plug-contact
between the instrument and the
photocell with a cable of one meter length
47,--
€
(Extension cable for photocell, longer than one meter, price on inquiry)
5. Photocell directly fixed on
the instrument without a cable
51,--
€
6. Display-illumination with LED
26,-- €
7. 4-seconds self-timer with display-hold-function, suitable
for measurements without disturbing body-shadow
70,-- €
8. Special tubeadapter (pic01 pic02) to measure the luminance 114,-- €
9.
11.
Additional production program:
(prices on inquiry)
a) Light measurement systems
(goniophotometers) for luminous flux
and luminous intensity distribution of lamps and luminaires
b) Dimmable electronic ballast
for fluorescent lamps and special
power-supplies for light emitting diodes (LED's)
Measurement services: (prices on inquiry)
Photometric and electronic
measurements of lamps and luminaires
with a new computer-controlled goniophotometer with an eccentric
mounted rotating mirror: luminous intensity distribution-curves,
luminous flux, luminous efficiency, luminaire efficiency a.s.o.
Prof. Dr. Peter Marx |
Phone:
+49 30 4504 2315
/ 2310 |