collimator造句
1. In these situations, the Iris Collimator can be swapped for the equivalent fixed collimator using an automated exchange mechanism without requiring any manual handling, " he said."
2. The high-performance wide-field collimator for dynamic test of FY-4 imager is designed in order to test the dynamic scanning performance of the FY-4 geostationary meteorological satellite imager.
3. The system comprises the collimator with three optical fibers, the beam deflector and the reflector.
4. Then the fiber collimator is used to acquire parallel beam with appropriate diameter.
5. The detector parts and the collimator parts are important components of hard X-ray telescope, which mechanics properties decides hard X-ray telescope directly.
6. Multileaf collimator ( MLC ) is the indispensable equipment of IMRT.
7. With a given collimator the integrated reflections in the parallel and antiparallel positions will be equal.
8. Training simulator system for photoelectric collimator is designed for the manual operation of photoelectric collimator.
9. The efficiency of single - pinhole and multi - pinhole collimator is compared based on a imaging geometric model.
10. Their neutron lux and neutron angle-distributing of horizontal and vertical plane at the exits of collimator were compared at same input condition.
11. The simplest approach to radiosurgery is to use a single, fixed collimator to shape the treatment field.
12. The external cavity is made up of fast axis collimator, collimating optical system and diffraction grating.
13. A new method to calibrate a large aperture infrared opto-electric system by using a small aperture illumination collimator is introduced in detail.
14. However, treatment will inevitably take longer: radiosurgery is paused whilst the exchange is performed and the linac must be moved around the patient with each collimator fitted.
15. The theory and testing methods for single-mode agonic fiber optic collimator are introduced and some fabrication processes are discussed and compared.
16. The only disadvantage of the design is that at the two smallest field sizes (5 and 7.5 mm), the dose delivered per monitor unit is substantially lower than that attainable with a fixed collimator.
17. A new automatic measuring system of alignment error portable laser collimator is introduced.
18. Based on the alignment measurements such as level meter, gradienter and laser collimator, the instructional software for straightness measuring and evaluating is developed.
19. Then the development of the parts of optical isolator, such as collimator, wedge, Faraday rotator and magnetic ring, is presented and the coupling losses between collimators are compared.
20. By means of intermediate image immersing technology, the present invention has increased reflection angle, reduced straight collimator core diameter and shortened straight collimator length.
21. The objective of this thesis is to discuss the microfabrication of three kinds of diffractive optical elements, namely, collimator, beam splitter, and astigmatic lens.
22. Firstly, a telescope system is made up with a concave lens and a long-focus convex lens, by which the angle of the parallel beam from the collimator can be change.