+1 520.639.8195
S-Series Fizeau and LUPI Interferometers

Spheres to Thin Plates with Just One Interferometer

Yesterday's Interferometers are Costing You Today

Low Imaging Resolution
Obsolete Software
Expensive Options

Äpre Interferometers Give You More

Speed
<5s Measure to Report
No Surface Prep
Accuracy
Traceable
Reproducible
Profits
Four Sources, One Interferometer
Free Software Upgrades for LIFE
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Your Fizeau Interferometer Choices: All Multi-Sourced

S50, S100, S150 SR

1-Megapixel diffraction limited imaging, 10X virtual zoom & 2X greater slope acceptance

S50, S100, S150 HR

4-Megapixel diffraction limited imaging, 20X virtual zoom & 4X greater slope acceptance

S50, S100, S150 HRx

9-Megapixel imaging for the ultimate slope acceptance and resolution XxxXXXXXXXXXXX

S300|HR

4-Megapixel diffraction limited imaging, 20X virtual zoom beats a 1-Megapixel 4″ Zoom Fizeau resolution!

Your LUPI Interferometer Choices

S9|SR/HR

Compact, flexible design with 1 Megapixel or 4 Megapixel imaging

Data Acquisition Choices

Visual, Vibration Tolerant PSI or Vibration Insensitive Phase

Standard & Custom Wavelengths

633 nm, 1550 nm or send us your requirement

Sources: Choose One or More, Now...or Later

HeNe Laser

The standard: Required for CGH applications

Patented SpectrÄ: SCI

Measure the impossible – FAST

Diode Laser

Bright mode for easy cavity alignment

Wavelength Shifting

When mechanical PSI is impractical

Custom Systems Built to Your Specifications

Accessories to Meet Your Measurement Needs

Reference Optics

"I have been extremely impressed by Äpre... and look forward to continuing to work with Äpre in the future."
Ted K.Blue Ridge Optics
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