4D Technology

Measure for measure

Keely Portway looks at some of the latest advances in light-based test and measurement techniques

Up to scratch?

Verifying the surface quality of optics has long relied on a visual, non-quantitative approach, finds Jessica Rowbury

4D InSpec Surface Gauge

4D Technology has announced the 4D InSpec Surface Gauge, the first handheld, non-contact instrument that measures precision machined surface defects and features with micrometer-level resolution

AccuFiz Fizeau

4D Technology Corporation, manufacturer of optical metrology systems, has introduced its newly improved AccuFiz compact laser interferometer for accurate, repeatable measurement of surface shape and transmitted wavefront quality

FlexCam

4D Technology Corporation, manufacturer of optical metrology systems, has introduced the FlexCam metrology module

AccuFiz laser interferometer

4D Technology Corporation, manufacturer of optical metrology systems, has introduced its newly improved AccuFiz compact laser interferometer for accurate, repeatable measurement of surface shape and transmitted wavefront quality

1,064nm PhaseCam 6000

4D Technology has introduced the 1,064nm PhaseCam 6000 for measuring near-infrared optics and optical systems, which has boasts an easy to position, fibre-coupled measurement head and motorised control

PhaseCam 6000

The 1,064nm PhaseCam 6000 from 4D Technology is a compact and lightweight Twyman-Green interferometer for measuring near-infrared optics and optical systems

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