Online Sheet-fed Inspection System

No. 1 delivery record for paper package industry. Patented high accurate inspection (1 pixel x 1 pixel), is possible by Sheet ABS as sheet stabilizer(patented) and high resolution camera for thin paper, heavy paper, corrugated board and metal printing.

Online inspection system dedicated to offset sheet-fed and package industry.

  • Clear image by self-developed 3 CCD camera with low noise & high contrast
  • Patent granted! Sheet stabilizing system "Sheet ABS" for an accurate ON-cylinder inspection
  • Self-developed optic technology! Special lighting system for an inspection of normal and metalized paper
Model Trinity Well SLC702M
Trinity Well SLC703M
Camera specification 2048 pixels
Camera can be added up to 16 cameras for both side
Camera type CCD-3LINE (SLC7 series)
or 3CCD (SLC9 series)
Min. resolution 0.26mm/ pixel 0.18mm/ pixel
Inspection speed 18,000 sheets/h *Depends on spec of printing press
Inspection target Sheet-fed paper
Metalized paper, transparent PP paper, special paper
Lighting source Special lighting system
Self-developed lighting system by high frequency lighting fluorescent lamp and ultrabright LED lighting source
Stabilizing sheet surface SheetABS system
Paper thickness from 0.04 to 1.0mm
Target defect Hickey, Ink spatter, pinhole, incomplete text,
color variation, oil spot, scumming, etc.
Detection circuit 8 circuits Repeat defect, Dense defect
Defect filing Store 6-8 defects per 1 sheet
Features Sheet shifting tolerance, position correction,
multiple master image,
Inspection frame function for partial inspection sensitivity setting,
Color density monitoring function,
Interactive user-friendly operation by touch panel

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