American Precision at its Best

LA Gauge Company is an ultra-precision machining and optic shop specializing in specialty metal fabrication for the Aerospace and Defense Industry. We manufacture the most reliable, complex, and critical hardware to a wide array of customers & major defense programs.

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Ultra-Precision Machining

We provide customers with a one stop shop for precision machining using advanced
technology with the latest manufacturing equipment.

Providing you a broad range of capabilities from engineering, to design, and
manufacturing support.

Manufacturing Engineering

With a customer service focused culture, we work closely with you to reduce costs and
exceed your expectations

Our upfront investments in planning, and continuous improvements give customers
control of their orders quality, costs, and on time delivery needs .

METAL OPTICS PROCESSING

Using planetary polishing processes, interferometric testing equipment in a controlled environment our expert opticians are able to produce flat and smooth surfaces on a wide variety of geometrical shapes and sizes

About Us

Known primarily for success in beryllium and aluminum Beryllium machining, LA Gauge demonstrates to the market American precision at its best, holding machining tolerances to 0.00004 of an inch (micron), and polishing tolerances to the 0.000 000 004 inch (angstrom).

LA Gauge is your reliable supplier for ultra-precision machining of all materials and for polishing optical flats.

LAGC Quality Policy & System Certifications

We strive to deliver services that will exceed regulatory requirements and accelerate customers’ expectations; Our staff maintains the highest Quality System Standards achieved in the manufacturing sector. We hold AS9100, Rev D + ISO 9001:2015 certifications, certified by Intertek. ITAR compliant/registered and continually work towards improving our Quality Management System by identifying risks and promoting ethical behaviors.
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Facilities and Capabilities Listings

Click below to find the listings of our facilities and capabilities:

Optical Processing Center

•2 – 48-inch Planetary Polishing Machine & 1 36-inch Planetary Polishing Machine

•12” 4D Accufiz Interferometer with 4D Tech Software version 2.8 Rev. A

•4D Technology Software: 4 sight Interferometer and wave front analysis softwareVer. 1.8, Rev. 2

•Davidson 5-inch Fizeau Interferometer

•Wyco 2000 Non-Contact Phase Shift Profilometer

•Master Flat, 1/20 Wave, 6-inch, certified

•Davidson Scratch and Dig standard, certified

•Surface Roughness Standard, 4.6 Angstroms, certified

•Davidson MIL-SPC Viewing Fixture, surface quality.

Inspection Instruments

•CMM – Zeiss MC 850 with Calypso software (33 x 47 x 23)

•CMM – Zeiss Accura with Calypso software (32 x 48 x 36)

•CMM – Mitutoyo B241 with QC500 software (24 x 24 x 24)

•Taylor Hobson Talyrond, Model 73 ( 12” Dia.) and Model 385 (10” Dia.)

•Able to measure linear, flatness and spherical dimensions and tolerances to .000002 in.

Turning Centers

•1 – Mazak Nexus 400 (with Scales) CNC Turning Center (23” Dia. x 40”)

•1 – Mazak Nexus 250 (with scales) CNC Turning Center with Live Tooling (13” Dia x 12”)

•4 – Hardinge CHNC CNC Precision Chucking Lathes (6” Dia. x 8”)

•1 – Ikegai TUR25 3-axis CNC slant bed Turning Center (17” Dia. x 23.5”)

•1 – Nakamura-Tome Slant 3 CNC Turning Center (17” Dia x 20”)

•7 – Hardinge Tool Room Engine Lathes.

•2 – LeBlond Tool and Die maker Lathes (14” Dia. x 48”)

•1 – Hitachi Seiki T515 Turning Cell (12” Dia. x 10”).

•1 – CNC Vertical Lathe (23” Dia. x 40”)

CNC Milling Centers and Jig Bores

•2 – Mitsui-Seiki VX550-5X CNC Vertical Machining Center, 5 Axis (22” x 24” x 18”)

•1 – Mitsui-Seiki VX750-5X CNC Vertical Machining Center, 5 Axis (30” x 30” x 27”)

•1 – Mitsui-Seiki HU63A-5X CNC Horizontal Machining Center, 5 Axis (35” x 24” x 34”)

•1 – SNK/Nissin Max-410i CNC Vertical Machining Center, 5 Axis (18” x 18” x 16”)

•1 – Fadal VMC-4020 CNC Vertical Machining Center, 4 Axis (20” x 40” x 18”)

•2 – Fadal VMC-4020 CNC Vertical Machining Center, (20” x 40” x 18”)

•1 – Fadal VMC-3016 HT CNC Vertical Machining Centers, 4 Axis (16” x 30” x 27”)

•1 – Fadal VMC-3016 HT CNC Vertical Machining Centers, (16” x 30” x 27”)

•1 – Fadal VMC-3020 HT CNC Vertical Machining Centers, 5 Axis (16” x 30” x 27”)

•1 – Fadal VMC-3020 Vertical Machining Center, 4 Axis (20” x 30” x 25”)

•1 – Haas VF-2 CNC Machining Center with Touch Probe, 4 Axis (30” x 16” x 15”)

•1 – Yasda YBM64OV CNC Jig Bore, 4 Axis (23” x 15” x 13”)

•1 – Matsuura MC-800VF CNC Vertical Machining Center (31” x 17” x 19”)

Electrical Discharge Machine (EDM)

•1 – Mitsubishi MV 2400 S

•1 – Mitsubishi FA20S CNC wire cut EDM, 4 Axis (20” x 14” x 12”)

•1 – Fanuc CNC Wire Cut EDM, 3 Axis (21” x 15” x 16”)

•1 – Charmilles Electrical Discharge Machine (Die Sink)

•1 – Charmilles Roboform CNC Electrical Discharge Machine (Die Sink)

Jig Bore / Grind

•1 – Moore #2 Jig Bore with 0.000020” digital readout.

•1 – Moore #3 Jig Bore with 0.000020” digital readout.

Hone / Lapping

•1 – Sunnen Hones (1 – Automatic).

•3 – Centerless Roll Lap Machines.

•5 – Veridrive Lap Heads.

•2 – Lapmaster (24”)

Grinding Centers

•5 – Crystal Lake O.D Grinders.

Chemical Processing / Other Capabilities

•Precision Deburr using 12 power magnification.

•Assembly and Test.

•Structural Bonding.

•Stress Relieve and Heat Treat

•Ultrasonic Cleaning

•Specialized Coatings and Beryllium Passivation

•Electroless Nickel Plating per AMS2404

•Conversion Coatings and Chem Film

•Black Anodize of Aluminum and Beryllium

Special Instruments

•1 – Nikon Micro – Video Measurement System. Accuracy to .000002”.

•2 – Alina-Round Proficorder with Recorder – Accuracy to .000001”.

•2 – Cleveland Inst.-Micro Comparator – Accuracy to .0000005”.

•1 – Talyrond 73, Reference 5 computer and magnetic work holder.

•2 – Sheffield I.D Comparator – Accuracy to .000005”.

•1 – Leitz Interference Microscope to 500X.

•2 – Davidson Interferometers to check optical flatness.

•1 – Comparison Autocollimator to check flatness.

•1 – Bauch & Lomb DR-25 Optical Gauge – Accuracy to .00002”.

•10 – Johansson Mikrokator Comparator – Accuracy to .000005”.

•2 – Profilometers with Linear Pilotors to check flatness.

•2 – J & L Optical Comparator.

•2 – 400mm TESA Electronic Height Gauge

•2 – Toolmaker Microscope with Digital readout

•15 – Bausch & Lomb Stereo Microscope – 45 to 70 zoom

•2 – Aus Jen 212 Surgery Microscopes – Twin View, 40X

•6 – Optical Flats to 12”

•3 – Gauge Block Sets – Accuracy to .000001”

•1 – Digital Profilometer

•12 – Air Columns and Spindles – Complete with Master Rings

•2 – Heidenhain Digital Length Gauge Systems – Accuracy to.0001MM

•2 – Environmental Hot/Cold Cycling Ovens, -100 to +1500(deg)F