Freeform Lens Fabrication (3D printing)

Zhihan Hong OPTI-521 presentation

November, 2016

Outline

• Introduction (application, commercial, advantage)

• Printing/Freeform design

• Lens building technology • Fabrication

• Diamond turning machine

• Surface cutting polishing

• Molding

• Printing • Velocity mapping image

• Limitation

• Conclusion

Freeform design

(www.asphericon.com)

• Aspheric lens

• Axicon

• Acylinder

• Parabolic mirror

(www.nanoscribe.com)

• NIR laser source

• Microstructure

• Life science

(www.luxexcel.com)

• UV laser source

• Lighting

• Automotive

• Aerospace

• Eyewear

• Drop method

Donglin Ma. " Exploration of Ray Mapping Methodology in Freeform Optics Design for Non-Imaging Applications” .

Donglin Ma. " Exploration of Ray Mapping Methodology in Freeform Optics Design for Non-Imaging Applications” .

Donglin Ma. " Exploration of Ray Mapping Methodology in Freeform Optics Design for Non-Imaging Applications” .

Donglin Ma. " Exploration of Ray Mapping Methodology in Freeform Optics Design for Non-Imaging Applications” .

Donglin Ma. " Exploration of Ray Mapping Methodology in Freeform Optics Design for Non-Imaging Applications” .

Donglin Ma. " Exploration of Ray Mapping Methodology in Freeform Optics Design for Non-Imaging Applications” .

Qiang Liu., et al. " Long-stroke fast tool servo and a tool setting method for freeform optics fabrication." aJilin University, School of Mechanical Science and Engineering, Changchun 0086130025, China.

(www.iap.uni-jena.de/Applied+Computa_+tional+Optics/Seminar+schedule+.html)

• Beam path through Alvarez lens

• Beam path through Alvarez lens

(www.asphericon.com)

• Aspheric lens

• Axicon

(www.asphericon.com)

Lens building technology

Diamond turning machine

Diameter 1.00 inch Surface radius 16 mm

Diamond turning machine

Tested surface

Monitor

Camera

Turning Machine

L. B. Kong, C. F. Cheung, W. B. Lee, and S. To. "An Integrated Manufacturing System for the

Design, Fabrication, and Measurement of Ultra-Precision Freeform Optics." 244 IEEE

TRANSACTIONS ON ELECTRONICS PACKAGING MANUFACTURING, VOL. 33, NO. 4, OCTOBER

2010.

L. B. Kong, C. F. Cheung, W. B. Lee, and S. To. "An Integrated Manufacturing System for the

Design, Fabrication, and Measurement of Ultra-Precision Freeform Optics." 244 IEEE

TRANSACTIONS ON ELECTRONICS PACKAGING MANUFACTURING, VOL. 33, NO. 4, OCTOBER

2010.

L. B. Kong, C. F. Cheung, W. B. Lee, and S. To. "An Integrated Manufacturing System for the

Design, Fabrication, and Measurement of Ultra-Precision Freeform Optics." 244 IEEE

TRANSACTIONS ON ELECTRONICS PACKAGING MANUFACTURING, VOL. 33, NO. 4, OCTOBER

2010.

Ingo Sieber. " Design of freeform optics for an ophthalmological application." Proc. of SPIE Vol. 9131

913108-2.

Ingo Sieber. " Design of freeform optics for an ophthalmological application." Proc. of SPIE Vol. 9131

913108-2.

Likai Li. " Fabrication of microinjection-molded miniature freeform Alvarez lenses." Received 24

March 2014; revised 26 May 2014; accepted 27 May 2014; posted 29 May 2014 (Doc. ID 208449);

published 30 June 2014.

(www.asphericon.com)

(www.asphericon.com)

(www.asphericon.com)

(www.asphericon.com)

Lee, W. M., Avinash Upadhya, and Tri Phan. "Mobile microscopy on the move." IS&T/SPIE Electronic Imaging. International Society for Optics and Photonics, 2014. Lee, W. M., et al. "Fabricating low cost and high performance elastomer lenses using hanging droplets." Biomedical optics express 5.5 (2014): 1626-1635.

• Hanging droplet method

• Focal lengths from 1 mm to 15 mm

Lee, W. M., Avinash Upadhya, and Tri Phan. "Mobile microscopy on the move." IS&T/SPIE Electronic Imaging. International Society for Optics and Photonics, 2014. Lee, W. M., et al. "Fabricating low cost and high performance elastomer lenses using hanging droplets." Biomedical optics express 5.5 (2014): 1626-1635.

Lee, W. M., Avinash Upadhya, and Tri Phan. "Mobile microscopy on the move." IS&T/SPIE Electronic Imaging. International Society for Optics and Photonics, 2014. Lee, W. M., et al. "Fabricating low cost and high performance elastomer lenses using hanging droplets." Biomedical optics express 5.5 (2014): 1626-1635.

Lee, W. M., Avinash Upadhya, and Tri Phan. "Mobile microscopy on the move." IS&T/SPIE Electronic Imaging. International Society for Optics and Photonics, 2014. Lee, W. M., et al. "Fabricating low cost and high performance elastomer lenses using hanging droplets." Biomedical optics express 5.5 (2014): 1626-1635.

Jens Dunkel. " Fabrication of microoptical freeform arrays on wafer level for imaging applications.“Fraunhofer Institute for Applied Optics and Precision Engineering, A.-Einstein-Str. 7, 07745 Jena, Germany.

Jens Dunkel. " Fabrication of microoptical freeform arrays on wafer level for imaging applications.“Fraunhofer Institute for Applied Optics and Precision Engineering, A.-Einstein-Str. 7, 07745 Jena, Germany.

(www.luxexcel.com)

• In collaboration with Luxexcel, our group will further develop the Printoptical® technology towards smaller features and more accurate surface control, larger selection of materials, novel optics and unique combination with other state-of-the-art micro-optics and nano photonics manufacturing methods as well as mechanics, electronics and biocompatible materials.

(www.luxexcel.com)

• In collaboration with Luxexcel, our group will further develop the Printoptical® technology towards smaller features and more accurate surface control, larger selection of materials, novel optics and unique combination with other state-of-the-art micro-optics and nano photonics manufacturing methods as well as mechanics, electronics and biocompatible materials.

(www.luxexcel.com)

• In collaboration with Luxexcel, our group will further develop the Printoptical® technology towards smaller features and more accurate surface control, larger selection of materials, novel optics and unique combination with other state-of-the-art micro-optics and nano photonics manufacturing methods as well as mechanics, electronics and biocompatible materials.

(www.nanoscribe.com)

(www.nanoscribe.com)

Zehua Qu. "The design of double electrostatic-lens optics for resonance enhanced multiphoton ionization and photoelectron imaging experiments."Received 9 December 2014; accepted 2 June 2015; published online 16 June 2015).

Zehua Qu. "The design of double electrostatic-lens optics for resonance enhanced multiphoton ionization and photoelectron imaging experiments."Received 9 December 2014; accepted 2 June 2015; published online 16 June 2015).

Limitation

• Diamond turning and molding

• Printing

• Expanding and shrinkage

• Gravity

Limitation

• Diamond turning and molding

• Printing

• Expanding and shrinkage

• Gravity