Ocean Optics DTS User Manual

Page 44

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Chapter 5

5-8

Polychromix DTS

TM

Near-Infrared Spectrometer

Operator’s Manual

Document Number 04-91-0201-00 Rev A

Wavelength (nm) Absorbance 5/26/2005

13:31:36 Abs

Muti-scan Test File

0 0.177612 0.344798 0.511983

0.679168493

936.9 0.09025412 0.090592 0.090402 0.090459

0.09025057

944.7 0.08943115 0.089006 0.088848 0.089381

0.0894325

952.4 0.08780692 0.087835 0.087834 0.087979

0.08778944

960.2 0.08811077 0.088223 0.087686 0.088082

0.08816743

967.9 0.08733211 0.087411

0.08746 0.087631

0.08730432

975.7

0.0874955 0.087252 0.087432 0.087495

0.08727504

983.4 0.08811556 0.087986

0.08792 0.087986

0.08787344

991.1 0.08811787 0.088511 0.088154 0.088253

0.08801024

998.8 0.08659166 0.086658 0.086628 0.086726

0.08685371

1006.6 0.08725458 0.087219 0.087082 0.087205

0.08717126

1014.3 0.08846609 0.088375 0.088372 0.088423

0.08837023

1022 0.08773003 0.087792 0.087779 0.087797

0.08786082

1029.7 0.08703371 0.087194 0.086977 0.087162

0.0870512

1037.5 0.08632153 0.086383 0.086266 0.086541

0.08639798

1045.2 0.08746875 0.087413 0.087481 0.087402

0.0874313

1052.9 0.08707132 0.087134

0.08711 0.087155

0.08702853

1060.6 0.08575796 0.085668 0.085668 0.085744

0.08570843

1068.3 0.08560116 0.085949 0.085886 0.085859

0.08597612

1076 0.08530499 0.085306 0.085297

0.08545

0.08536568

1083.7 0.08482784 0.084715 0.084817 0.084837

0.08482236

1091.4 0.08510091 0.085198 0.084983 0.085085

0.08498126

1099.1 0.08650035 0.086497 0.086545 0.086356

0.08647406

1106.8 0.08698642 0.087085 0.086858 0.086988

0.08698384

1114.5

0.0939277 0.093941 0.093886 0.093763

0.09399594

Figure 5-9: Spectroscopic Data in Excel Spreadsheet – Multiple Spectra

The saved data files are in “Comma Separated Variable” format. All
alphanumeric values are stored in ASCII format and separated by commas.
Each row is terminated with a carriage return and linefeed (ascii value 13 and
10).

Row 1 - Always has 6 entries. These are Horizontal Axis Type, Vertical Axis
type, Date, Time, Scan type, and Comments.

Row 2 - Has as many entries as there are saved spectra plus 1. The first
entry is blank, the second entry is the time (in minutes from the start of the
session) of the first recorded spectrum. The remaining entries are the times
of the remaining spectra in the file.

Row 3 and higher - Row 3 and all data after comprise a table in which the first
column is wavelength and each column thereafter (to the right) is one of the
recorded spectra.

Each row has as many entries as there are saved spectra plus 1. The first
entry is the wavelength of the row. The second entry is the value of the
spectrum (e.g. absorbance, transmittance) of the first spectrum at the
wavelength represented by the first entry. Similarly, the third entry in the row
is the value of the spectrum for the second recorded spectrum. This follows
until the last recorded spectrum.

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