Where is 4D Technology, an Onto Innovation Subsidiary's headquarters located?

4D Technology, an Onto Innovation Subsidiary's main headquarters is located at 3280 East Hemisphere Loop Suite 146 Tucson, Arizona 85706 United States.

What is 4D Technology, an Onto Innovation Subsidiary's phone number?

You can contact 4D Technology, an Onto Innovation Subsidiary's main corporate office by phone at +1-520-294-****.

What is 4D Technology, an Onto Innovation Subsidiary's official website and social media links?

4D Technology, an Onto Innovation Subsidiary's official website is 4dtechnology.com. 4D Technology, an Onto Innovation Subsidiary has social profiles on LinkedIn.

How many employees does 4D Technology, an Onto Innovation Subsidiary have currently?

4D Technology, an Onto Innovation Subsidiary has approximately 48 employees.

What industry does 4D Technology, an Onto Innovation Subsidiary belong to?

4D Technology, an Onto Innovation Subsidiary operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does 4D Technology, an Onto Innovation Subsidiary use?

4D Technology, an Onto Innovation Subsidiary's tech stack includes DoubleClick Floodlight, Facebook, Google Fonts API, Google Ads, Yoast SEO.

How much funding has 4D Technology, an Onto Innovation Subsidiary raised to date?

4D Technology, an Onto Innovation Subsidiary has raised $225K in funding. The last funding round occurred on Dec 20, 2017 for $225K.

When was 4D Technology, an Onto Innovation Subsidiary founded?

4D Technology, an Onto Innovation Subsidiary was founded in 2002.

What is 4D Technology, an Onto Innovation Subsidiary's NAICS code?

4D Technology, an Onto Innovation Subsidiary's NAICS code is 335 (Electrical Equipment, Appliance, and Component Manufacturing).

4D Technology, an Onto Innovation Subsidiary Email Formats	Example	Percentage
First.Last@4dtechnology.com	John.Doe@4dtechnology.com	82%
FLast@4dtechnology.com	JDoe@4dtechnology.com	12%
First@4dtechnology.com	John@4dtechnology.com	5%
Last@4dtechnology.com	Doe@4dtechnology.com	1%

4D Technology, an Onto Innovation Subsidiary

Appliances, Electrical, and Electronics ManufacturingArizona, United States11-50 Employees

4D Technology, a wholly owned subsidiary of Onto Innovation, designs and manufactures laser interferometers, surface roughness profilers, and interferometry accessories for measuring optics, optical systems, and precision-machined surfaces. Headquartered in Tucson, Arizona, at 3280 East Hemisphere Loop Suite 146, the company employs 11–50 people. Its products are designed for deployment in production environments and can operate in the presence of severe vibration and turbulence. 4D Technology's interferometers and profilometers are used in astronomy, aerospace, optical testing, and other industries, supporting measurements from space-based projects to high-throughput production of precision components. Recent developments include the launch of the 4Di InSpec SR roughness measurement system in June 2026, the AccuFiz Duo Fizeau interferometer introduced in 2024, and recognition as a FANUC collaborative robot device supplier in 2025.

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