Laser Scanner Surveying - Frequently Asked Questions About Hardware

What is a Time of Flight Scanner?is to consult with an impartial third party, such as
A time of flight scanner emits a laser that probesa laser scanning surveying provider.
the scanning subject. After reaching the object,How Much Does Laser Surveying Equipment
the laser instantly reflects back toward theCost?
scanner where it is registered by a laser rangeLaser scanning equipment can range from a few
finder, which measures the round trip time of thehundred dollars to hundreds of thousands of
laser toward the subject and back to the scanner.dollars, depending on the grade and complexity of
As one might image, time of flight scanners arethe equipment. A hand-held scanner would be an
generally used to measure large objects orexample of a more affordable scanner, while a
structures that must be scanned from acommercial grade trip scanner from a maker such
significant distance away, such as buildings andas Leica would be an example of higher end
landscapes.scanner. For most companies, the crucial
What is a Phase Shift Scanner?consideration in whether to buy scanning
A phase shift scanner works by emitting a ray ofequipment or outsource their scanning is how
light at a specific frequency and then recordingoften they need 3D laser scanning. If a company
the "wave of light" that results from the light rayneeds scanning infrequently, outsourcing would be
being shifted or displaced by the object'sthe more affordable option.
reflective surface, with the displacement of theHow Much Does Outsourcing Laser Surveying
wave allowing for the calculation of distanceCost?
between the light ray's point of impact and theSeveral factors contribute to the cost of
scanner. Phase shift scanners are known for theiroutsourced laser scanning, such as: the equipment
flawless accuracy. But their requirement of aused, the distance that the scanning provider
reflective surface can be a drawback. While smallmust travel and the duration of the scanning
to midsized transparent and semitransparentproject. Therefore, the best way to get a
objects can be dusted to offer a reflectiveballpark estimate of outsourced scanning costs is
surface, extremely large, outdoor transparentto contact a scanning provider and describe your
objects make the process more difficult.needs. Most laser surveying providers charge
What is the Best Kind of Laser Scanner?roughly the same rates.
Choosing the best laser scanner means choosingIs Laser Surveying Principally the Same as Manual
the best laser scanner for your needs. While allSurveying?
laser scanners offer speed and accuracy, someBoth laser and manual surveying intend to
scanners are more ideal for certain situations thanaccomplish the same thing. But their difference in
others. For example, if you need to scan smallertechnology means that manual surveying generally
objects, using a contact scanner that gentlyends up taking longer than laser surveying and is
probes the object to record its data points maytherefore often more expensive. Whereas laser
be the best choice, while for the largest objects,surveying can finish a surveying project in as little
a time of flight scanner is often the preferredas one surveying session, the comparative
equipment. If you are in the market for scanningslowness of method of manual surveying results
equipment and you have questions, the best ideain more billable time.