一、PLCC-C - Laser-Quality BK7 Plano-Concave Lenses
产品技术参数描述:
Specifications | |
Antireflection Coating | User specified |
Center Thickness | tc±0.25 mm |
Chamfer | 0.35 mm at 45° typical |
Clear Aperture (CA) | ≥ 85% of central diameter |
Concentricity | ≤ 0.05 mm |
Diameter | φ+0/-0.25 mm |
Optical Material | N-BK7 |
Paraxial Focal Length | f±0.5% typical |
Surface Figure | λ/10 at 633 nm before coating |
Surface Quality | 10-5 scratch and dig |
Antireflection Coating | |
Broadband | Ravg ≤ 0.5% per surface |
Narrowband | R ≤ 0.25% per surface |
Damage Threshold | |
cw | 1 MW/cm2 @ 1064 nm |
Pulsed, Broadband | 10 J/cm2, 20 nsec, 20 Hz @ 1064 nm |
Pulsed, Narrowband | 15 J/cm2, 20 nsec, 20 Hz @ 1064 nm |