Impression

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Impression

A user's view of an online advertisement. Each time a website viewer sees an online ad, this is one impression. The more impressions an ad receives, the more likely it is that a user will click on it. Most online ads are sold by cost per thousand of impressions. See also: CPC.
References in periodicals archive ?
Tissue stops will help in proper vertical seating of the impression tray, they and control the thickness of the impression material [30].
Sulong and Setchell [75] demonstrated that roughening the surface of the impression tray will significantly improve the effectiveness of polyvinyln siloxane adhesives.
10 Impression tray design was also studied with regard to dimensional stability.
Placement of impression tray in mouth causes distortion of such mobile tissues and hence plaster is applied directly to the tissues.
For the counter-model impression of the arch that does not contain prepared teeth, the assistant fills half to two--thirds of the impression tray with medium viscosity VPS, and then fills the rest of the tray with low viscosity VPS.
Simultaneously alginate was loaded onto the maxillary impression tray and placed in the mouth.
Impression tray made of self cure material should be used because the use of self cure material is less time consuming and less technique sensitive.
impression was made using the putty reline technique in a rim-lock impression tray and removable dies were fabricated.
The impression tray is then re- placed on the ridge in order to record the exact implant positions in a closed mouth technique.
It must be noted that because Wonderfill is water soluble, excess water must be removed from the impression tray before application.
The sight of a mouth mirror or impression tray is stimulus enough to cause some patients to gag.
Harmless stimuli, such as the sight of an impression tray, the smell of the dental surgery, or the sound of a dental hand-piece, may become associated with an unpleasant gag response.