Achromatic Cemented Cylindrical Lens
Specifications
- Type: Cemented / Glued Cylindrical Doublet (Positive or Negative)
- Material: N-BK7 + N-SF5, H-K9L + H-ZF13, Fused Silica (custom)
- Diameter / Size: 0.5–150 mm (round) or custom rectangular
- Focal Length: 5–2000 mm (tolerance ±1% to ±3%)
- Surface Quality: 60-40 / 40-20 S-D (MIL-PRF-13830B)
- Surface Accuracy: λ/4 @ 632.8 nm (up to λ/10)
- Centration: < 3 arcmin
- Cementing: Bubble-free optical cement, −20 to +80 °C stable
- Coating: Uncoated / BBAR 400-700 nm / 650-1050 nm / 1064 nm
- Application: Laser line gen, LD collimation, spectroscopy, machine vision
