Parameter | |
Material | BK7 grade A optical glass |
Diameter Tolerance | +0/-0.2mm |
Thickness Tolerance | +0/-0.2mm |
Parallelism | <30" |
Clear Aperture | >85% |
Flatness | λ/8@632.8nm |
Surface Quality(scratch/dig) | 60-40 |
Bevel | 0.25mm*45deg |
Coating | R>99.8%on surface1 R=(Rs+Rp)/2 |
Standard Products:
Part No | Size(mm) | Incidence Angle | Wavelength(nm) |
DHM1206 | F12.7*6 | 0 | 473,488,514.5,532,632.8,670,780,850,980,946,1064 |
DHM2506 | F25.4*6.35 | 0 |
Note: Other sizes, wavelengths and coatings are also available upon request.