Comparison ledger
OGP 0020 Contour Projector, Zygo DVD400, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | DVD400Zygo | |
|---|---|---|
| OEM | OGP | Zygo |
| Category | Precision Optics | Precision Optics |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | Windows XP |
| Generation | — | — |
| Family | OGP (Optical Gaging Products) 0020 Contour Projector | Zygo DVD400 |
| Specifications | ||
| Configuration | 50-60 Cycle[1] | — |
| Voltage | 115 V[1] | — |
| Measurement type | — | High-accuracy, noncontact measurements of transmitted-wavefront quality[2] |
| Target lens size | — | Small lenses, 1.5 to 6 mm[2] |
| Laser wavelength | — | 405 ±5 nm[2] |
| Laser type | — | Laser diode, externally mounted, fiber coupled[2] |
| Maximum output power | — | ≤ 2 milliwatts[2] |
| Output power at instrument aperture | — | ≤ 1 milliwatt[2] |
| Beam polarization | — | Selectable: circular, horizontal, or vertical[2] |
| Coherence length | — | ≥ 1 m[2] |
| Laser classification | — | Class II[2] |
| Magnifications | — | 1X, 2X, and 4X[2] |
| Test beam diameter | — | 6 mm at 1X, 3 mm at 2X, 1.5 mm at 4X[2] |
| Working distance | — | 41 - 116 mm at 1X[2] |
| Optical centerline | — | 4.25 in (108 mm)[2] |
| Alignment system | — | Twin spot, retroreflector assist, no reticle[2] |
| Spatial sampling | — | 512 x 480 pixels (6 mm clear aperture at 1X zoom)[2] |
| Data acquisition time | — | 230 ms (low resolution, 5 frames of data)[2] |
| Digitization | — | 8 bits[2] |
| System quality | — | Plano testing 4 λ/10; transmitted wavefront testing λ/10[2] |
| Operating temperature | — | 15 to 30°C (59 to 86°F)[2] |
| Rate of temperature change | — | < 1.0°C/15 minutes[2] |
| Humidity | — | 5 to 95% relative, non-condensing[2] |
| Vibration isolation | — | 1 Hz < freq < 120 Hz[2] |
| Software | — | MetroPro metrology software[2] |
| Operating system | — | Microsoft Windows XP[2] |
| Type | — | Fizeau interferometer system[2] |
| Measurement | — | high-accuracy, noncontact transmitted-wavefront quality measurement[2] |
| Target part size | — | small lenses (1.5 - 6 mm)[2] |
| Light source | — | 405 nm laser diode light source[2] |
| Operating environment temperature | — | 15 to 30°C (59 to 86°F)[2] |
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