Ultra-Precision Machining

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

We provide a broad range of capabilities from engineering to design and
manufacturing support.

Manufacturing Engineering

With a customer service-focused culture, we work closely with our customers to reduce costs and
exceed expectations.

Our upfront investments in planning and continuous improvements give customers
control over their order’s quality, cost, and delivery.

METAL OPTICS PROCESSING

Using planetary polishing processes and 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 at varying sizes.

About Us

L.A. Gauge is an ultraprecision and optics manufacturing company that serves the aerospace and defense industries with reliable, complex, and critical hardware.

Known primarily for their success in beryllium machining, LA Gauge demonstrates American precision at its best, holding machining tolerances to 0.00004” (1 μ), and polishing tolerances to  0.000000004”  (1 Å)

LAGC Quality Policy & System Certifications

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

ISO logos

Facilities and Capabilities Listings

Click below to find the listings of our facilities 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 Å (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 0.000002” 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”)

• 1- Doosan Puma GT31002 Horizontal Turning Center (18.9” x 29.7 ”x ID Through Hole Dia. 4.1”)
• 4-Doosan Puma 2100Y11 Horizontal Turning Center ( 18.9” x 21.4”)

CNC Milling Centers and Jig Bores

•6 – 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