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Papers published by ToupTek engineers

In 2014, ToupTek scientist published many papers in the areas of Optics and Image Processing. Many design or algorithm have been embeded into ToupTek product. Those who are interested in this algorithm can find the papers here.

Optical System Design

  1. A Compact Flyeye Concentrator with High Uniformity Irradiance on the Solar Cell[J]. Opto-Electronic Engineering  , 2014, 41(7): 7-12.
  2. Field curvature correction method for ultrashort throw ratio projection optics design using an odd polynomial mirror surface [J]. Applied optics, 2014, 53(22): E69-E76.
  3. Axial intensity distribution analysis for a depth-of-field-extended optical system using a low-frequency binary phase mask. Appl Opt,2014,Vol.53 (17) 3782~3786
  4. A contour calculation method for rapid freeform reflector construction with ellipsoid patches [J]. Optics & Laser Technology, 2014, 56: 430-435.
  5. Optimization design of hybrid Fresnel-based concentrator for generating uniformity irradiance with the broad solar spectrum [J]. Optics & Laser Technology, 2014, 60: 27-33.
  6. Design of off-axis arranged light-emitting diodes and dual dichroic mirrors based color mixing system for micro-projection display, Appl Opt. 2014 Feb 20;53(6):1151-8. doi: 10.1364/AO.53.001151.

Image Fusion

  1. Real-time 3D image fusion based on wavelet transform in microscope auto-focusing system  Proc. SPIE 6826, 6826-20 Optics in Health Care and Biomedical Optics III, 2008, p 6826 20;
  2. 3D reconstruction based on wavelet pyramid image fusion algorithm for digital microscope, 《Proc. of SPIE》, V0l.7513(0), 2009, 0, 0,751312;
  3. High quality multi-focus polychromatic composite image fusion algorithm based on filtering in frequency domain and synthesis in space domain. Journal of Zhejiang University Science C. 11(5)(2010)
  4. An automatic image fusion algorithm for unregistered multiply multi-focus images [J]. Optics communications; Vol.341,15 April, 2015,P101-113;
  5. A fast and automatic fusion algorithm for unregistered multi-exposure image sequence[C],SPIE Optical Engineering, Applications. International Society for Optics and Photonics, 2014: 921613-921613-12.

Image Deoising

  1. Astronomical image denoising by means of improved adaptive backtracking-based matching pursuit algorithm [J]. Applied optics, 2014, 53(32): 7796-7803;
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Original and Denoised Images with Different Methods   Fused Image

The photos in Image Deoising 1 has been chosen as the cover of 10 November 2014 issue of Applied Optics, USA

Dear Dr. XXX,
We would like to use Figure 11(a) from your paper “Astronomical image denoising by means of improved adaptive backtracking-based matching pursuit algorithm” for the cover of the 10 November 2014 issue of Applied Optics. If you would like us to do so, please send a caption of 35 words or less that describes the importance of the figure in the context of the paper. We look forward to hearing from you.
Thank you,
Daniel Dawes 

Auto White Balance

  1. The research on automatic white balance for digital microscope, 《Proc. of SPIE》, V0l.7384(0), 2009, 0, 0,738417;


  1. Digital microscope: hardware and software,Optical Instrument,Vol.25, No.3,21-26,2003, ISSN 1005-5630
  2. Microscope auto-focusing system with the self-adaptive mountain-climbing search method based on PC control, Proceedings of SPIE - The International Society for Optical Engineering, v 6834, Optical Design and Testing III, 2008, p 68342E
  3. Real-time multi-core parallel image sharpness evaluation algorithm for high resolution CCD/CMOS based digital microscope autofocus imaging system, 《Proc. of SPIE》, V0l.7384(0), 2009, 0, 0,738415
  4. A method for describing and detecting line in microscope image, Optical Instrumentation, Vol 27(4),  2005.8,  p8-12

Camera Hardware

  1. Design of high-resolution digital microscope eyepiece based on FPGA, Proc. of SPIE Vol. 8419, 84190V (2012)
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