CaF2 Lenses
Material:-------------------------------------------------------------------CaF2
Design Wavelength:---------------------------------------------------1.5μm
Design Index:------------------------------------------------------------1.425
Diameter Tolerance:-------------------------------------------------- +0.0, -0.15mm
Paraxial Focal Length Tolerance:-----------------------------------±2%
Centration: --------------------------------------------------------------3 arc minutes
Clear Aperture: -------------------------------------------------------->85%
Surface Figure:-------------------------------------------------------- l /4@632.8nm
Surface Quality: -----------------------------------------------------60/40 scratch/dig
Bevel:--------------------------------------------------------------------< 0.25 mm x 45°
Coating:-----------------------------------------------------------------Uncoated
CaF2 Plano Convex Lens
Part No. | f (mm) | F (mm) | R1 (mm) | t c (mm) | t e (mm) | f b (mm) |
PCX4201 | 50 | 25.4 | 21.25 | 6.2 | 2.0 | 45.6 |
PCX4202 | 100 | 25.4 | 42.50 | 3.9 | 2.0 | 97.3 |
PCX4203 | 150 | 25.4 | 63.75 | 3.3 | 2.0 | 147.7 |
PCX4204 | 200 | 25.4 | 85.00 | 3.0 | 2.0 | 197.9 |
PCX4205 | 300 | 25.4 | 127.50 | 2.6 | 2.0 | 298.2 |
PCX4206 | 500 | 25.4 | 212.50 | 2.4 | 2.0 | 498.3 |
PCX4207 | 1000 | 25.4 | 425.00 | 2.2 | 2.0 | 998.5 |
CaF2 Plano Concave Lens
Part No. | f (mm) | F (mm) | R1 (mm) | t c (mm) | t e (mm) | f b (mm) |
PCV4201 | -100.0 | 25.4 | 42.50 | 2.0 | 3.9 | -101.4 |
PCV4202 | -200.0 | 25.4 | 85.00 | 2.0 | 3.0 | -201.4 |
PCV4203 | -500.0 | 25.4 | 212.50 | 2.0 | 2.4 | -501.4 |
PCV4204 | -1000.0 | 25.4 | 425.00 | 2.0 | 2.2 | -1001.4 |