Jadak PHOTO RESEARCH SpectraScan PR-655, Руководство пользователя

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PR-655/670 User Manual
75
3. Install the CR-655 / CR-670 by first loosening the knurled set-screw and separating the collar from the
main body of the accessory. Screw the collar into the PR-655 / 670 by turning clock-wise.
Hand tighten
only. Do not over-tighten!
4. Replace the main body of the accessory onto the collar and rotate to the desired position. Tighten the
knurled set-screw to lock it into position.
Do not over-tighten!
5. Set the white diffuse surface of the CR-655 / CR-670 at the desired distance from the source.
6. Press the MEASURE button to begin a measurement.
U
SING THE
ICC-655
OR
ICC-670 I
NTEGRATING
S
PHERE
FIGURE 72 - ICC-655 / 670 INTEGRATING SPHERE
The ICC-655 / ICC- 670 is a 3” (76.2 mm) integrating sphere with a 1 inch (25.4 mm) measuring port. It is used to
make illuminance measurements typically of point sources such as lamps.
M
EASURING
P
ROCEDURE
1. From the Instrument Setup menu, touch the
▲▼
icons beneath Primary Accessory to scroll to ICC-655
or ICC-670, depending on the instrument being used. Make any other setup changes (exposure,
sensitivity etc.) at this time.
2. Remove the current Primary Accessory from the instrument turning the accessory counter-clock-wise.
3. Install the ICC-655 / ICC-670 by turning clock-wise. Hand tighten only. Do not over-tighten!
4. Set the front edge of the measuring port at the desired distance from the source. For the best results,
the measuring port should be set so that it is perpendicular to the source.
5. Press the MEASURE button to begin a measurement.