Product advantages
➣High reflectivity, R>99% @ both wavelengths
➣High damage threshold
➣RoHS compliant
| Material | BK7 |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Clear Aperture | >90% |
| Flatness | λ/10@632.8nm per 25mm range |
| Surface Quality | 60/40 scratch and dig |
| Coating | Dielectric HR coating, R>99%, rear surface ground or inspection polished |
| Damage Threshold | >5J/cm2, 20ns, 20Hz, @1064nm |
| Part number | Material | Diameter(mm) | Thickness(mm) | Wavelength(nm) | AOI(°) |
| DMIRD12.7T3-351-355&527-532-0 | BK7 | 12.7 | 3.0 | 351-355&527-532 | 0 |
| DMIRD12.7T3-351-355&527-532-45 | BK7 | 12.7 | 3.0 | 351-355&527-532 | 45 |
| DMIRD12.7T3-527-532&1047-1064-0 | BK7 | 12.7 | 3.0 | 527-532&1047-1064 | 0 |
| DMIRD12.7T3-527-532&1047-1064-45 | BK7 | 12.7 | 3.0 | 527-532&1047-1064 | 45 |
| DMIRD12.7T3-633-660&1047-1064-0 | BK7 | 12.7 | 3.0 | 633-660&1047-1064 | 0 |
| DMIRD12.7T3-633-660&1047-1064-45 | BK7 | 12.7 | 3.0 | 633-660&1047-1064 | 45 |
| DMIRD20T5-351-355&527-532-0 | BK7 | 20.0 | 5.0 | 351-355&527-532 | 0 |
| DMIRD20T5-351-355&527-532-45 | BK7 | 20.0 | 5.0 | 351-355&527-532 | 45 |
| DMIRD20T5-527-532&1047-1064-0 | BK7 | 20.0 | 5.0 | 527-532&1047-1064 | 0 |
| DMIRD20T5-527-532&1047-1064-45 | BK7 | 20.0 | 5.0 | 527-532&1047-1064 | 45 |
| DMIRD20T5-633-660&1047-1064-0 | BK7 | 20.0 | 5.0 | 633-660&1047-1064 | 0 |
| DMIRD20T5-633-660&1047-1064-45 | BK7 | 20.0 | 5.0 | 633-660&1047-1064 | 45 |
| DMIRD25.4T6.35-351-355&527-532-0 | BK7 | 25.4 | 6.35 | 351-355&527-532 | 0 |
| DMIRD25.4T6.35-351-355&527-532-45 | BK7 | 25.4 | 6.35 | 351-355&527-532 | 45 |
| DMIRD25.4T6.35-527-532&1047-1064-0 | BK7 | 25.4 | 6.35 | 527-532&1047-1064 | 0 |
| DMIRD25.4T6.35-527-532&1047-1064-45 | BK7 | 25.4 | 6.35 | 527-532&1047-1064 | 45 |
| DMIRD25.4T6.35-633-660&1047-1064-0 | BK7 | 25.4 | 6.35 | 633-660&1047-1064 | 0 |
| DMIRD25.4T6.35-633-660&1047-1064-45 | BK7 | 25.4 | 6.35 | 633-660&1047-1064 | 45 |
| DMIRD50.8T6.35-351-355&527-532-0 | BK7 | 50.8 | 6.35 | 351-355&527-532 | 0 |
| DMIRD50.8T6.35-351-355&527-532-45 | BK7 | 50.8 | 6.35 | 351-355&527-532 | 45 |
| DMIRD50.8T6.35-527-532&1047-1064-0 | BK7 | 50.8 | 6.35 | 527-532&1047-1064 | 0 |
| DMIRD50.8T6.35-527-532&1047-1064-45 | BK7 | 50.8 | 6.35 | 527-532&1047-1064 | 45 |
| DMIRD50.8T6.35-633-660&1047-1064-0 | BK7 | 50.8 | 6.35 | 633-660&1047-1064 | 0 |
| DMIRD50.8T6.35-633-660&1047-1064-45 | BK7 | 50.8 | 6.35 | 633-660&1047-1064 | 45 |
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