Abstract

A two-element axial gradient-index binocular objective has been designed and fabricated by the ion exchange technique. A prototype system has been assembled and tested.

© 1988 Optical Society of America

Full Article  |  PDF Article

References

  • View by:
  • |
  • |
  • |

  1. J. B. Caldwell et al., “Gradient Index Binocular Objective Design,” Appl. Opt., 25, 3345 (1986).
    [CrossRef] [PubMed]
  2. D. P. Ryan, “Chromatic Properties of Index of Refraction Gradients in Glass,” Ph.D. Thesis, Institute of Optics, U. Rochester (1983), p. 214.
  3. S. N. Houde-Walter, “Gradient Index Profile Control by Ion Exchange in Glass,” Ph.D. Thesis, Institute of Optics, U. Rochester (1987), p. 217.

1986 (1)

Caldwell, J. B.

Houde-Walter, S. N.

S. N. Houde-Walter, “Gradient Index Profile Control by Ion Exchange in Glass,” Ph.D. Thesis, Institute of Optics, U. Rochester (1987), p. 217.

Ryan, D. P.

D. P. Ryan, “Chromatic Properties of Index of Refraction Gradients in Glass,” Ph.D. Thesis, Institute of Optics, U. Rochester (1983), p. 214.

Appl. Opt. (1)

Other (2)

D. P. Ryan, “Chromatic Properties of Index of Refraction Gradients in Glass,” Ph.D. Thesis, Institute of Optics, U. Rochester (1983), p. 214.

S. N. Houde-Walter, “Gradient Index Profile Control by Ion Exchange in Glass,” Ph.D. Thesis, Institute of Optics, U. Rochester (1987), p. 217.

Cited By

OSA participates in CrossRef's Cited-By Linking service. Citing articles from OSA journals and other participating publishers are listed here.

Alert me when this article is cited.


Figures (11)

Fig. 1
Fig. 1

Homogeneous and gradient-index binocular objectives.

Fig. 2
Fig. 2

Gradient-index lens.

Fig. 3
Fig. 3

Final blank cored from the initial blank. A section of the outer ring was used to measure the index profile.

Fig. 4
Fig. 4

Fabricated index of refraction profiles before and after the anneal of 10 h at 515°C.

Fig. 5
Fig. 5

Comparison of designed and experimental profiles.

Fig. 6
Fig. 6

Predicted axial MTF for the reoptimized design with the manufactured profile compared with the axial MTF of the same design with the index profile removed and of the M-19 (three-element homogeneous) design.

Fig. 7
Fig. 7

Gradient-index lens blank (not to scale). The thickness of glass removed from the gradient surface is an additional degree of freedom, allowing one to shift the index profile.

Fig. 8
Fig. 8

Index profiles of three different lens blanks after annealing and shifting.

Fig. 9
Fig. 9

Predicted axial MTF of the GRIN binoculars for the three index profiles shown in Fig. 8.

Fig. 10
Fig. 10

Wavefront from the entire binocular in transmission using a Zygo interferometer with the three-element homogeneous objective, two-element GRIN objective, and two-element homogeneous objective (the same design without the gradient).

Fig. 11
Fig. 11

Measured axial MTF of the GRIN binocular using a Tropel 2000 Mark II OTF analyzer.

Tables (1)

Tables Icon

Table 1 FIRST ORDER SPECIFICATIONS

Metrics