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6. Instrument Specifications
2011-09
Instructions for Use for INFINITE M1000 PRO No. 30064852 Rev. No. 1.0
89
6.3
Fluorescence Intensity and Time Resolved
Fluorescence (TRF)
Parameters Characteristics
Wavelength Range
230 - 850 nm, selectable in 1 nm steps
Bandwidth
≤
300 nm (excitation)
Selectable from 2.5 to 10 nm in 0.5 nm steps
Bandwidth
> 300 nm (excitation)
> 280 nm (emission)
Selectable from 5 to 20 nm in 1 nm steps
Gain setting
Values
Measurement range
Manual
1 - 255
0 - 60,000 RFU
Optimal
automatic
0 - 60,000 RFU
Calculated from Well
automatic
0 - 60,000 RFU
TRF Parameters
Characteristics
Integration Time
20 - 2000 µs
Lag Time
0 - 2000 µs
6.3.1 Definition
of
the Detection Limit:
The detection limit is the fluorophore concentration where the background-
subtracted signal equals 3 times the standard deviation of the background noise.
If selecting 1 flash per well, the plate carrier does not stop at the measurement
position (fast mode; ‘on the fly’). Using more flashes per well may improve the
detection limit, but the total measurement time will be longer.
6.3.2
Fluorescein (Fluorescence Intensity) Top
Plate type (number of wells)
384
1536
Dispensed Volume [µl]
100
10
Flashes per Well
12
12
Flash frequency
100 Hz
100 Hz
Fluorescein Detection Limit [pM]
≤
3
≤
10