Investigation of microcracks in wood with laser speckle intensity

Optical Engineering

Volumn 40, Issue 5, 2001, Pages 788-792

  Wahl, P ^a   Hanhijarvi A ^a   Silvennoinen, R ^a  

^a UNIVERSITY OF EASTERN FINLAND   (Finland)

Author keywords

Damage in dried wood; Laser speckle; Microcracks; Optical metrology

Indexed keywords

DRYING; LASER BEAM EFFECTS; LIGHT INTERFERENCE; PROBABILITY DENSITY FUNCTION; REFRACTIVE INDEX; SPECKLE; SURFACE ROUGHNESS; WOOD;

LASER SPECKLE;

MICROCRACKS;

WOOD SUBSTITUTES;

EID: 0035330431     PISSN: 00913286     EISSN: None     Source Type: Journal    
DOI: 10.1117/1.1358297     Document Type: Article

References (11)

1. Höyryn käyttö sahatavaran kuivauksessa
2. Heating and conditioning by steaming during low temperature drying
3. Theory of speckle dependence on surface roughness
4. Diffractive optical elements in materials inspection
5. Inspection of orientation of micro fibres in dried wood by a diffractive optical element
6. Diffractive element in optical inspection of paper
7. On the assessment of the surface quality of black print paper by use of a diffractive optical-element-based sensor
8. Statistical properties of laser speckle patterns
9. Statistical properties of the speckle phase in diffraction region
10. Statistical properties of the speckle phase in image and diffraction fields
11. Gaussian beams