Scanning technique | Scan modalities | Resolution (XY) | Accuracy (Z) | Field of view (scan tile) | Orient. | Autom. range | Flex. range\(^{\mathrm{a}}\) | Scan speed | Scan setup | ||
---|---|---|---|---|---|---|---|---|---|---|---|
Top. | Colour | ||||||||||
Laser triangulation | |||||||||||
RGB laser spot triangulation | \(\times\) | \(\times\) | \(60\,\upmu \hbox {m}\) | \(10\,\upmu \hbox {m}\) | N/A | v | \(40\,\hbox {mm}\times 120\,\hbox {mm}\) | y | \(\approx 23\hbox { h}/\hbox {m}^{2}\) | Tripod, manual positioning | |
RGB laser spot triangulation | \(\times\) | \(\times\) | \(100\,\upmu \hbox {m}\) | N/A | N/A | v | \(\approx 1\hbox { m}\times 1\hbox { m}{}^{\mathrm{b}}\) | n(?) | N/A | Automated XY-frame(?) | |
Laser line triangulation | \(\times\) | \(100\,\upmu \hbox {m}\) | \(25\,\upmu \hbox {m}\) | N/A | v | \(480\,\hbox {mm}\times 480\,\hbox {mm}\) | y | \(4\hbox { h}/\hbox {m}^{2}\) | Partial XY-automation, manual positioning on larger frame | ||
Del Sette et al. [24] | Laser spot triangulation | \(\times\) | \(50\,\upmu \hbox {m}\) (X), \(20\,\hbox {mm}\) (Y) | \(20\,\upmu \hbox {m}\) | N/A | v | \(300\,\hbox {mm}\times 300\,\hbox {mm}\) | y | \(0.8\hbox { h}/\hbox {m}^{2}\) | Partial XY-automation, manual positioning on larger frame | |
Van Gogh Museum [15] | Laser triangulation | \(\times\) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
Structured light projection | |||||||||||
Akca et al. [16] | Structured light projection | \(\times\) | \(\times\) | \(60\,\upmu \hbox {m}\) | \(15\,\upmu \hbox {m}\) | \(60\,\hbox {mm}\times 80\,\hbox {mm}\) | v | Not automated | y | N/A | Tripod, manual positioning |
Breuckmann [18] | Structured light projection | \(\times\) | \(\times\) | \(40\,\upmu \hbox {m}\) | \(5\,\upmu \hbox {m}\) | \(\approx 100\,\hbox {mm}\times 125\,\hbox {mm}\) | v | Not automated | y | \(\approx 5\hbox { h}/\hbox {m}^{2}\) | Tripod, manual positioning |
Karaszewski et al. [17] | Structured light projection | \(\times\) | \(\times\) | \(\approx 60\,\upmu \hbox {m}^{\mathrm{c}}\) | N/A | \(50\,\hbox {mm} \times 50\,\hbox {mm}\) | v | \(\approx 2\,\hbox {m}\times 2\,\hbox {m}\) | n | \(\approx 270\hbox { h}/\hbox {m}^{2\mathrm{d}}\) | XY-automation, manual Z-alignment |
Structured light projection | \(\times\) | \(\times\) | \(50\,\upmu \hbox {m}\) | \(38\,\upmu \hbox {m}\) | \(\approx 170\,\hbox {mm}\times 100\,\hbox {mm}\) | v | 1 m (X) | y | \(5\hbox { h}/\hbox {m}^{2}\) | Linear automation (X) on tripod, manual positioning per row | |
Palma et al. [25] | Structured light projection | \(\times\) | \(500\,\upmu \hbox {m}\) | N/A | \(1100\,\hbox {mm}\times 900\,\hbox {mm}\) | v | Not automated | y | N/A | Tripod, manual positioning | |
Focus variation microscopy | |||||||||||
Van den Berg et al. [23] | Focus variation microscopy | \(\times\) | \(\times\) | \(\approx 1\,\upmu \hbox {m}\) | \(2.5\,\upmu \hbox {m}^{\rm f}\) | \(\approx 1\,\hbox {mm}\times 2\,\hbox {mm}\) | h | None used | n | N/A | Microscope stage, small samples |
Cacciari et al. [22] | Focus variation microscopy | \(\times\) | \(\times\) | \(\approx 60\,\upmu \hbox {m}\) | unknown | \(\approx 1\,\hbox {mm}\times 1.3\,\hbox {mm}\) | h | Not automated | n | N/A | XY-frame, re-positioning(?) |