Mahr Inc

Providence, RI 02905


About Mahr Inc



1139 Eddy St
Providence, RI 02905
United States

More Info on Mahr Inc

Mahr manufactures an extensive portfolio of dimensional metrology equipment from simple hand-held gages to advanced systems for measuring form, surface finish, length and optical applications. The company also provides custom-designed measurement solutions as well as calibration and contract measurement services.


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Instrumentation, metrology


Full featured 100 mm aperture Fizeau for characterization of flat and spherical surfaces.High accuracy measurement capability with unsurpassed flexibility and versatility. The...
Fi 1040 Z 1882

MarOpto FI 1040 Z

The MarOpto FI 1040 Z is a full-featured interferometer that can provide non-contact measurement of flat or spherical surfaces and transmitted wavefront of optical components ...
Buyer's Guide


Phase-shifting white light interferometer for surface roughness


Test & Measurement

Contour measuring device features intelligent probe system

The MarSurf CD 140 AG 11 contour measuring machine uses an intelligent probe system with a 350 mm arm and magnetic stylus tip holder.
Photo 228462635 © Marek Uliasz |
Dreamstime Xl 228462635
Executive Forum

Photonics business roundup: January 2022

In case you missed it, several things happened in the photonics business world in January 2022.
Test & Measurement

Mobile surface measurement system offers 4.3 in. high-resolution touchscreen

The MarSurf M 310 mobile surface measurement system is available with an integrated connection to MarWin Easy Roughness Mobile software.
Test & Measurement

White light interferometer features AI-based evaluation technology

The MarSurf WI white light interferometer enables high-resolution 3D measurement featuring AI-based evaluation technology with resolution to 0.1 nm.
Test & Measurement

Mahr surface measurement system works on small and large workpieces

The MarSurf M 310 mobile surface measurement system for testing surface roughness has an illuminated, rotatable 4.3-in., high-resolution touchscreen built in.
Marcal 30 Ewri 4126751 Bi 25mm With Waves
Test & Measurement

Mahr depth gage is designed for mobile use in manufacturing and inspection

The 30 EWRi is a compact depth gage with a 1.5 mm contact and 25 mm gaging range with integrated wireless data transmission.
FIGURE 1. For wallpaper samples with an identical pattern (a), the lamp in the image (b) acts as a fiducial to determine the correct orientation of the sample.
Optics & Design

3D Surface Metrology: Getting aligned with freeform optics metrology

Mechanical fiducials and precise 3D positioning can greatly simplify and improve the metrology tools needed to accommodate the introduction of deterministic surface generation...
Test & Measurement

Digital micrometers from Mahr are available in eight standard ranges

Micromar 40EWRi-L digital micrometers for measuring thin-film thickness have a spindle that makes a 5 mm movement with one revolution of the friction drive sleeve.
(Image credit: Mahr)
Mahr will soon offer confocal measuring microscopes from NanoFocus as the new product family 'MarSurf CM'.
Test & Measurement

Mahr cooperative agreement with NanoFocus adds optical metrology capability

Mahr will soon offer confocal measuring microscopes from NanoFocus as the new product family "MarSurf CM".
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Test & Measurement

Optical shaft measurement system from Mahr Federal has a matrix camera with four million pixels

Designed to provide fully automatic measurement of smaller shafts and turned parts directly on the shop floor, the MarShaft SCOPE 250 plus features a matrix camera with four million...

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Additional content from Mahr Inc

1506 Lfw Pro 20
Test & Measurement

Mahr Federal lens measurement system evaluates aspheres

The MarForm MFU 200 Aspheric 3D measuring station evaluates optical components, including freeform, aspheric, and spherical lenses.
MarVision MM 320 video measuring microscope from Mahr Federal
Test & Measurement

Mahr Federal video microscope provides automatic edge detection

The MarVision MM 320 video measuring microscope is designed for measurement and/or dimensioning of geometric elements.
1407prod Mahr
Test & Measurement

Mahr Federal optical surface measurement systems deliver subnanometer resolution

Two new optical surface measuring systems provide non-contact 3D scanning and evaluation of surface details with subnanometer resolution.
1402prod Mahrfederal

Mahr Federal's lens measurement stations check contours and topography

The MarSurf LD 130 and 260 Aspheric 2D/3D measuring stations have measuring range up to 260 mm and vertical resolution of 0.8 nm.