Two routes to the same digital file
Both scanner routes end in the same place, a digital design file that milling software can use, but they start in different places. A 3D scanner starts from a poured model or an impression in the laboratory, while an intraoral scanner starts from the mouth chairside, and the file travels to the laboratory instead of a physical case. That starting difference shapes everything downstream, from the team skills needed to the turnaround a case can achieve, and it is the difference this guide compares.
Neither route is better in general, because the right route depends on the laboratory's incoming workflow. A laboratory that receives mostly impressions will find a model scanner natural, while a laboratory or clinic that captures chairside will find an intraoral scanner natural, and a laboratory that receives both may need both routes or a discussion about which route covers most cases. The guide's advice is to count the incoming cases by route before choosing, not to choose a scanner and hope the cases follow.
Model scanning in the laboratory
Model scanning suits a laboratory whose cases arrive as impressions, and whose technicians are used to working from a physical model. The model is poured, scanned, and turned into a design file, and the laboratory keeps the familiar step of checking a physical model before milling. The company catalogue lists 3D scanner as a category name. Product questions go to an inquiry, where the laboratory can name the model types and the software it must feed.
Model scanning also suits a laboratory that wants to keep its existing impression workflow while adding digital milling, because the change is smaller: the impression still arrives, the model is still poured, and only the design step becomes digital. That smaller change can be an advantage for a laboratory with a settled impression routine, and a disadvantage for one that wants to remove the impression step entirely. The choice is about the laboratory's appetite for workflow change, as much as about the scanner itself.
Intraoral scanning chairside
Intraoral scanning suits a laboratory or clinic that captures the case directly from the mouth, removing the impression and pouring steps and sending a digital file onward instead. The XT-OS05 intraoral scanner is the named product in this route, described in plain language, and its product page discusses the workflow change involved. Ask for its specification table in an inquiry. That change is larger than model scanning's change, because it moves capture out of the laboratory and into the clinic, and it requires a scanning technique and a software chain that both sides understand.
Intraoral capture saves the impression step and removes one source of dimensional change, but it also requires training, a scanning routine and a file transfer arrangement that both sides trust. A laboratory moving to intraoral capture should discuss those points before ordering, naming the software in use and the case types expected, so the company can confirm the chain before any purchase. A scanner bought without that discussion may produce files the laboratory cannot yet use.
File compatibility, the deciding question
The most important scanner question is a compatibility question: which design software accepts the scanner's files, which milling machines can use the resulting designs, and which case types the route handles well. This guide does not answer those questions in general, because the answers depend on the laboratory's existing software and machines, and a general answer would be wrong for half the laboratories that read it. An inquiry that names the software, the milling machine and the case types will get a specific answer that a catalogue page cannot give.
File handling deserves a separate line in the inquiry, because it is the most common source of a scanner disappointment. Ask how files are transferred, what format they arrive in, and whether the laboratory's current software opens them without conversion, and the company can confirm the chain before any purchase. Those three questions cost little to ask and prevent the most expensive scanner mistake, which is a scanner whose files the laboratory cannot yet use, however good its other features.
A mixed workflow, and what to do about it
Many laboratories receive both impressions and digital files, and a mixed workflow raises the question of whether one scanner route can cover both, or whether both routes are needed. The honest answer is usually that one route covers most cases and the other covers the rest, and the laboratory should choose the route that covers most cases first, then discuss the remainder in an inquiry. That discussion may conclude that the remainder is subcontracted, or that a second route is worth adding later, and either conclusion is better than buying both routes at once without a case count.
Counting the incoming cases by route is therefore the most useful preparation a laboratory can do before choosing a scanner. A month of case records, sorted into impressions and digital files, will show the split more clearly than any guide, including this one, and the inquiry that quotes that split will get a recommendation grounded in the laboratory's actual work. The inquiry form has room for that count alongside the product and software questions.
Confirming a scanner choice in an inquiry
Once a route is chosen, the inquiry should name the route, the product if one is named, the design software, the milling machine and the case types, and then confirm the minimum order quantity, lead time, shipping method and payment terms as buyer instructions. Those four confirmations vary by order and destination, and this site does not promise them in advance. A message that names the software and the machine together will get a chain answer that can actually be used, while a message that names only the scanner will need a second round.
Training questions belong in the same first inquiry for an intraoral scanner in particular, because intraoral scanning is a technique as well as a purchase. Naming the team, the case types and the training needs early lets the company answer them while the quotation is still open, when they can still affect the decision. The inquiry form asks only for a name, an email address and the message, so the whole context fits in one field.