Beta Presto Spectro Instruction Manual Download Page 5

Precise,  Non-contact  Measurement  of  Large  and  Small  Distances 
Small  details  such  as  barcode  lines  can  be  measured  within  the 
eyepiece  of  the  50x  microscope,  while  the  cross  hair  in  the 

microscope is used 
to locate larger details 

VIDEO RULERS

Exact Measurement of Materials and Stretch 

BETA VIDEO 

& ELECTRONIC RULERS

Data/Image Capture, 
Video  Micrometer, 
CMYK  /  Spot  Color 
C o n t r a s t / I m a g e  
Enhancement to More 
Easily  See,  Capture 
a n d   R e c o r d   A l l  
Information

Optimized for 

Extremely 

Precise Non-
Contact USB 

Measurement 

of Films, 

Plates, Dies, 

and Prints 

ELECTRONIC RULERS

ELECTRONIC RULERS

Ÿ

ZERO to paper

Ÿ

Measure the Solid target

Ÿ

Measure Dot Gain target of 

the same color

       Select next measurement mode

Note:

  Status T PRESTO SPECTRO instruments are 

delivered with 

25%, 50% and 75% 

Dot Gain

 

target values.

Status E instruments are set at 25%, 40%, and 80%.
These set points can be changed in the Configuration Mode.

5

 

AUTO Mode DENSITY

In AUTO MODE measure DENSITY, DOT GAIN  and  DOT AREA.  
The unit will automatically ZERO to paper with a DENSITY lower 
than 0.15D. 

RELATIVE DENSITY MODE

 

 with 

MM

 (Magic Memory).        

ZERO to paper or press and hold Key A to force Zero. 
Measure a specific CMYK solid.
To memorize that color press Key A.  The display will 
show 

Target Density Updated

. Measuring another 

Density Target of the same color will cause a 

 or 

RED

GREEN

 light according to the TOLERANCE setting.

Note: TOLERANCE Settings are +/- 5.0 dE & changeable
 

DOT AREA

  -  ZERO to paper, measure solid, then press 

Key B and measure DOT AREA.
Press Key C to force a DENSITY measurement and 
temporarily disable DOT GAIN and ZERO detection.

Y

M

C

K

DOT GAIN MEASUREMENTS

75%

75%

25%

25%

100%

100%

50%

50%

Summary of Contents for Presto Spectro

Page 1: ...ing index DIGITAL MICROMETERS Precise measurements of paper plates blankets and packing Display 0 0005 in or 0 01mm Spring loaded anvil assures accuracy PRECISION RULERS Precise non contact m e a s u r e m e n t o f distancesonfilms plates dies prints Available as Electronic Ruler or Video Ruler BETAFOLD CREASE FOLD ANALYZER Portable hand held analysis of crease height width angles and symmetry 7 ...

Page 2: ...gets of solid yellow magenta cyan black and gray balance appear in every ink zone for ultimate control across the full width of the sheet Trapping dot gain and resolution targets are centered for smallersheets CMYK and Gray Balance appear in every ink zone 50 and Gray Balance appear every 4th zone RESOLUTION TARGETS WITH MICRO DOTS of 1 2 3 and 5 minimum printable dot targets detect press slur and...

Page 3: ...Dot Gain Measurements 5 Balance Mode 7 MGM Magic Color Match 8 Trapping 8 Color Mode 9 Select Delta E Calculations Formula 9 Color Reference Library 10 Edit Density Tolerances 11 Edit Dot Gain Tolerances 12 Edit Gray Balance Tolerance 13 Absolute White Calibration 13 Density Calibration 13 Certification Reset 14 Select Delta E Calculation Formula 14 Select Color Space 14 Select USB Output Format 1...

Page 4: ...ture or in the new exclusive with Lab COLOR REFERENCE LIBRARY Delta E that stores up to 32 colors in 4 separate channels for fast accurate AUTO color matching Ideal for Flexo To start open the AUTO MODE screen and Zero to paper Measure DENSITY DOT GAIN and DOT AREA Press KEY D to advance to the other programs GETTING STARTED There are 4 Primary Screens Automatic Density Balance Trapping Color 17 T...

Page 5: ... T PRESTO SPECTRO instruments are delivered with 25 50 and 75 Dot Gain target values Status E instruments are set at 25 40 and 80 These set points can be changed in the Configuration Mode 5 AUTO Mode DENSITY In AUTO MODE measure DENSITY DOT GAIN and DOT AREA The unit will automatically ZERO to paper with a DENSITY lower than 0 15D RELATIVE DENSITY MODE with MM Magic Memory ZERO to paper or press a...

Page 6: ...interpreted as a high Dot Gain target If this occurs Zero to paper and measure any questionable DENSITY target again 15 OPTIONAL COLOR LIBRARY SOFTWARE PrestoConnect Color Library Management Software The optional PrestoConnect Windows software allows the user to create collect and manage an unlimited number of colors in conjunction with the new Beta Presto Spectro portable spectrodensitometer The ...

Page 7: ...r space Select CIE LCh color space Select next main configuration function Exit SELECT COLOR SPACE Measure any Gray Balance Patch 3 without pressing any Keys The display arrow will indicate the greatest difference and direction followed by the remaining colors Select ALL Output format Select DX Output format Move to next main configuration function Exit the configuration mode CERTIFICATION RESET S...

Page 8: ... the second color Open Trap Screen and measure Trap Color See first and second color sequence and efficiency TRAPPING 8 13 Increase highlighted value L a b Decrease value Select next value L a b Return to calibration mode FLASHING LED S ABSOLUTE WHITE CALIBRATION FLASHING LED S DENSITY CALIBRATION Measure the white Lab plaque 4 3 2 1 Press Key A Zero to paper Measure solid Cyan Magenta Yellow or B...

Page 9: ...LECT REFERENCE SAMPLE MEASUREMENTS L 100 L 100 L 100 L 0 L 0 L 0 a a a a a a b b b b b b Level 1 Level 1 2 0 dE 2000 the most color critical applications 3 0 dE 2000 color critical applications e g Level 2 Level 2 4 5 dE 2000 pleasing process color printing Level 3 Level 3 6 0 dE 2000 non critical color Level 4 Level 4 Level 1 2 0 dE 2000 the most color critical applications 3 0 dE 2000 color crit...

Page 10: ...A B C D each with 8 Colors The AUTO Mode will recognize each of the 8 colors within the 4 Sections when a sample is measured For example Section A is CMYK plus RGB Gray Balance or spot color Section B is CMYK plus OGV and White ink Section C and D are any random colors on a print job Suggested values If the selected Volume is empty SPECTRO Mode will open as shown here Press Key C to open the Libra...

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