Sentence examples for expand the beam from inspiring English sources
These modules allow rotating beam directions and can simultaneously compress or expand the beam cross-section.
The simplest is to expand the beam to a larger radius, effectively increasing the width of the natural Gaussian profile.
A telescope is used to expand the beam, which is directed to the objective with a dichroic mirror housed in an extra turret.
A glass rod was used after the DCF to expand the beam prior to focusing with a gradient index (GRIN) lens as shown in Fig. 2(A).
Two sets of relay lenses expand the beam to fill the back aperture of the objective lens and contribute to the chromatic aberration.
Monochromatic green light (λ = 543 nm) from a 0.95 mW He-Ne laser (Uniphase 1652P) was passed through a spatial filter (SF), a -10 DS lens (L1) to expand the beam and a +10 DS lens (L2) to collimate the beam.
By expanding the beam diameter during transmission in space, the energy can propagate at relatively low intensity and then be refocused and redistributed to create an array of ablation sites at the receiver.
We achieved this by expanding the beam from the Nd YAG laser to nearly 9 mm diameter by means of a manual beam expander (BE1).
Another possibility is expanding the beam radius before entering a diffuser plate and decreasing the distance to the object.
A 10x Kepler-telescope expanded the beam to overfill the back aperture of the microscope objective (Olympus 60x/1.2 NA water immersion) in order to generate a tightly focused laser beam for stable optical trapping of the cells.
The shutter triggered through a DAQ card controlled the exposure of the laser on the embryo varied from 10 ms to 60 ms. A telescope with lenses L1 and L2 with focal lengths (f) 50 mm and 1000 mm respectively expanded the beam to fill the active area of the SLM.
