"obtain an impression" is correct and usable in written English.
You can use it to refer to any type of opinion or feeling that you have gained from a particular experience. For example, "After visiting the museum, I was able to obtain an impression of what life was like in the 17th century."
At higher temperatures an additional series of experiments with pellets has been performed at 371 K in order to obtain an impression of the possibilities to extrapolate our correlations outside the experimental region.
When treating patients with severely limited mouth openings, it is difficult for the dentist to obtain an impression and fabricate a removable partial denture (RPD) by using traditional methods.
The participants obtain an impression of their work before the course.
22 First, the transcribed interviews were read several times to obtain an impression of the text as a whole.
In order to obtain an impression of the cellular functions associated with genes in the fourth cluster, we applied two different supervised strategies.
The granulin motif is so distinctive that it is a relatively simple matter to search the protein and nucleotide databases to obtain an impression of its phylogenetic origins.
Frottage, (French: "rubbing"), in visual arts, technique of obtaining an impression of the surface texture of a material, such as wood, by placing a piece of paper over it and rubbing it with a soft pencil or crayon, as for taking brass rubbings; the name is also applied to the impression so obtained.
To fabricate an oral stent, the dentist obtains an impression of the patient's teeth which is used to create a model of the appropriate mandible-maxillary relationship.
The second step was to read the protocols to obtain an overall impression of the meaning the students tried to express. .
The second step was to read the protocols to obtain an overall impression of the meaning the students tried to express.
First, the transcription was read by all authors to obtain an overall impression.
