V. Oliker, "Geometric and variational methods in optical design of reflecting surfaces with prescribed irradiance properties," in *Nonimaging Optics and Efficient Illumination Systems II*, Proc. SPIE 594207 (2005).

[CrossRef]

X.-J. Wang, "On design of a reflector antenna II," Calculus Var. Partial Differ. Equ. 20, 329-341 (2004).

[CrossRef]

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

A. Timinger, J. Muschaweck, and H. Ries, "Designing tailored free-form surfaces for general illumination," in* Design of Efficient Illumination Systems*, Proc. SPIE 5186, 128-132 (2003).

[CrossRef]

H. Ries and J. A. Muschaweck, "Tailoring freeform lenses for illuminations, in *Novel Optical Systems Design and Optimization*, Proc. SPIE 4442, 43-50 (2001).

[CrossRef]

L. Caffarelli, S. Kochengin, and V. Oliker, "On the numerical solution of the problem of reflector design with given far-field scattering data," Contemp. Math. 226, 13-32 (1999).

W. A. Parkyn, "The design of illumination lenses via extrinsic differential geometry," in *International Optical Design Conference*, Proc. SPIE 3482, 191-193 (1998).

J. S. Schruben, "Formulation a reflector-design problem for a lighting fixture," J. Opt. Soc. Am. A 6, 1498-1501 (1972).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

R. Winston, J. C. Miñano, and P. Benítez, eds., with contributions by N.Shatz and J.C.Bortz, eds., Nonimaging Optics (Elsevier, 2005).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

L. Caffarelli, S. Kochengin, and V. Oliker, "On the numerical solution of the problem of reflector design with given far-field scattering data," Contemp. Math. 226, 13-32 (1999).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

G. Farin, J. Hoschek, and M. Kim, *Handbook of Computer Aided Geometric Design* (Elsevier, 2002).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

G. Farin, J. Hoschek, and M. Kim, *Handbook of Computer Aided Geometric Design* (Elsevier, 2002).

L. Caffarelli, S. Kochengin, and V. Oliker, "On the numerical solution of the problem of reflector design with given far-field scattering data," Contemp. Math. 226, 13-32 (1999).

R. K. Luneburg, *Mathematical Theory of Optics* (University of California Press, 1964).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

R. Winston, J. C. Miñano, and P. Benítez, eds., with contributions by N.Shatz and J.C.Bortz, eds., Nonimaging Optics (Elsevier, 2005).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

A. Timinger, J. Muschaweck, and H. Ries, "Designing tailored free-form surfaces for general illumination," in* Design of Efficient Illumination Systems*, Proc. SPIE 5186, 128-132 (2003).

[CrossRef]

H. Ries and J. A. Muschaweck, "Tailoring freeform lenses for illuminations, in *Novel Optical Systems Design and Optimization*, Proc. SPIE 4442, 43-50 (2001).

[CrossRef]

V. Oliker, "Geometric and variational methods in optical design of reflecting surfaces with prescribed irradiance properties," in *Nonimaging Optics and Efficient Illumination Systems II*, Proc. SPIE 594207 (2005).

[CrossRef]

L. Caffarelli, S. Kochengin, and V. Oliker, "On the numerical solution of the problem of reflector design with given far-field scattering data," Contemp. Math. 226, 13-32 (1999).

W. A. Parkyn, "The design of illumination lenses via extrinsic differential geometry," in *International Optical Design Conference*, Proc. SPIE 3482, 191-193 (1998).

L. Piegl and W. Tiller, *The NURBS Book*, 2nd ed. (Springer-Verlag, 1997).

A. Timinger, J. Muschaweck, and H. Ries, "Designing tailored free-form surfaces for general illumination," in* Design of Efficient Illumination Systems*, Proc. SPIE 5186, 128-132 (2003).

[CrossRef]

H. Ries and J. A. Muschaweck, "Tailoring freeform lenses for illuminations, in *Novel Optical Systems Design and Optimization*, Proc. SPIE 4442, 43-50 (2001).

[CrossRef]

J. S. Schruben, "Formulation a reflector-design problem for a lighting fixture," J. Opt. Soc. Am. A 6, 1498-1501 (1972).

L. Piegl and W. Tiller, *The NURBS Book*, 2nd ed. (Springer-Verlag, 1997).

A. Timinger, J. Muschaweck, and H. Ries, "Designing tailored free-form surfaces for general illumination," in* Design of Efficient Illumination Systems*, Proc. SPIE 5186, 128-132 (2003).

[CrossRef]

X.-J. Wang, "On design of a reflector antenna II," Calculus Var. Partial Differ. Equ. 20, 329-341 (2004).

[CrossRef]

R. Winston, J. C. Miñano, and P. Benítez, eds., with contributions by N.Shatz and J.C.Bortz, eds., Nonimaging Optics (Elsevier, 2005).

X.-J. Wang, "On design of a reflector antenna II," Calculus Var. Partial Differ. Equ. 20, 329-341 (2004).

[CrossRef]

L. Caffarelli, S. Kochengin, and V. Oliker, "On the numerical solution of the problem of reflector design with given far-field scattering data," Contemp. Math. 226, 13-32 (1999).

J. S. Schruben, "Formulation a reflector-design problem for a lighting fixture," J. Opt. Soc. Am. A 6, 1498-1501 (1972).

P. Benítez, J. C. Miñano, J. Blen, R. Mohedano, J. Chaves, O. Dross, M. Hernández, and W. Falicoff, "Simultaneous multiple surface optical design method in three dimensions," Opt. Eng. 43, 1489-1502 (2004).

[CrossRef]

H. Ries and J. A. Muschaweck, "Tailoring freeform lenses for illuminations, in *Novel Optical Systems Design and Optimization*, Proc. SPIE 4442, 43-50 (2001).

[CrossRef]

A. Timinger, J. Muschaweck, and H. Ries, "Designing tailored free-form surfaces for general illumination," in* Design of Efficient Illumination Systems*, Proc. SPIE 5186, 128-132 (2003).

[CrossRef]

V. Oliker, "Geometric and variational methods in optical design of reflecting surfaces with prescribed irradiance properties," in *Nonimaging Optics and Efficient Illumination Systems II*, Proc. SPIE 594207 (2005).

[CrossRef]

W. A. Parkyn, "The design of illumination lenses via extrinsic differential geometry," in *International Optical Design Conference*, Proc. SPIE 3482, 191-193 (1998).

R. Winston, J. C. Miñano, and P. Benítez, eds., with contributions by N.Shatz and J.C.Bortz, eds., Nonimaging Optics (Elsevier, 2005).

R. K. Luneburg, *Mathematical Theory of Optics* (University of California Press, 1964).

L. Piegl and W. Tiller, *The NURBS Book*, 2nd ed. (Springer-Verlag, 1997).

G. Farin, J. Hoschek, and M. Kim, *Handbook of Computer Aided Geometric Design* (Elsevier, 2002).