HOE Tutorial Slide 27
Comparisons of Fabrication Methods Of Diffractive Optics
| Diamond Turning
| Direct-Write
| Holographic or Photo-Lithography
| Embossing
| Injection Molding
|
| Practical production volumes
| 100 ~ 102
| 100 ~ 102
| 100 ~ 105
| 103 ~ 105
| 103 ~ 107
|
|---|
| Initial tooling costs
| low-moderate
| low
| moderate-high
| low-moderate
| high
|
|---|
| Precision
| low-moderate
| good-excellent
| excellent
| moderate
| moderate
|
|---|
| Materials
| metals, plastics
| glasses, semiconductors
| glasses, semiconductors
| plastics
| plastics
|
|---|
| Volume production costs
| high
| high
| low-moderate
| low
| low
|
|---|
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