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References

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  1. D. E. Silva, “A Simple Interferometric Method of Beam Collimation,” Appl. Opt. 10, 1980 (1971).
    [CrossRef]
  2. J. C. Fouere, D. Malacara, “Focusing Errors in a Collimation Lens or Mirror: Use of a Moire Technique,” Appl. Opt. 13, 1322 (1974).
    [CrossRef] [PubMed]
  3. S. Yokozeki, K. Patorski, K. Ohnishi, “Collimation Method using Fourier Imaging and Moire Techniques,” Opt. Commun. 14, 401 (1975).
    [CrossRef]
  4. K. Patorski, S. Yokozeki, T. Suzuki, “Collimation Test by Double Grating Shearing Interferometer,” Appl. Opt. 15, 1234 (1976).
    [CrossRef] [PubMed]

1976

1975

S. Yokozeki, K. Patorski, K. Ohnishi, “Collimation Method using Fourier Imaging and Moire Techniques,” Opt. Commun. 14, 401 (1975).
[CrossRef]

1974

1971

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Figures (4)

Fig. 1
Fig. 1

Moire fringes formed by two gratings of unequal period.

Fig. 2
Fig. 2

Experimental arrangement for collimation testing by Talbot interferometry.

Fig. 3
Fig. 3

Grating structure for use in the proposed technique of the collimation test.

Fig. 4
Fig. 4

Moire fringes obtained with the modified gratings used for collimation test. Light source (a) inside the focus, (b) at the focus, and (c) outside the focus.

Equations (5)

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Z m = m / λ μ 2 ,
Δ μ μ = Z m R ,
R = f 2 Δ f ,
tan α = μ 2 cos θ μ 1 μ 2 sin θ .
tan α = tan θ / 2 .

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