Fig. 1. Incoherent linear structured light measuring system

Fig. 2. Stripe images contrast of roughness specimen surface

Fig. 3. Stripe images contrast of involute gear specimen

Fig. 4. Flow chart of adaptive threshold segmentation algorithm

Fig. 5. Local window

Fig. 6. Results of adaptive threshold segmentation

Fig. 7. Results of background denoising

Fig. 8. Results of median filtering

Fig. 9. Results of stripe center extraction

Fig. 10. Stripe center curves and errors of roughness specimen surface

Fig. 11. Stripe center curves and errors of involute gear specimen surface