| 21. | A PG-1M panoramic telescope with K-1 collimator can be used for sighting.
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| 22. | The collimator provides three rectangular apertures.
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| 23. | In the transmitted direction the beam is split and then combined and focused into the output collimator.
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| 24. | In the lower panel of the figure, a collimator has been added ( blue bars ).
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| 25. | In 1993, Brainlab developed a linear accelerator-based system for stereotactic radiosurgery using micromultileaf collimators.
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| 26. | The Vityaz-SN is provided with two types of mounting rails for optical or collimator sights.
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| 27. | Light can be approximately collimated by a number of processes, for instance by means of a collimator.
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| 28. | A wheel type radiotherapy device which has a long collimator to focus the radiation into a narrow beam.
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| 29. | In the 1970s the US introduced a modern version of the French device and called it a collimator.
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| 30. | The collimator provides a 2.75-in by 5.5-in . rectangular aperture.
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