Fuzhou Esteemoptics Co.,Ltd

FEATURED IN OPTICAL COATING, HIGH POWER MIRRORS, BANDPASS FILTERS, PRECISION OPTICS.

PRODUCTS > OPTICAL COMPONENTS > LENS > CAF2 PLANO-CONCAVE LENSES

Specifications:

Optical Grade CaF2  Single Crystal

Design Wavelength: 1.5um

Design Index:  n=1.425

Surface Quality:  80-50 scratch and dig

Paraxial Focal Length: +/-2%

Diameter Tolerance: +0.0, -0.15mm

Centration: 3 arc minutes

Clear Aperture: >80%

Surface Figure: ¦Ë/4@632.8nm

Bevel: 0.25 mm x 45¡ã

Standard Size

How to Order:

For Example: PCV4302

(Part Numer)

Part No.

f(mm)

¦Õ(mm)

R1(mm)

tc(mm)

te(mm)

fb(mm)

PCV4302

-100

25.4

42.50

2

3.9

-101.4

PCV4304

-200

25.4

85.00

2

3.0

-201.4

PCV4306

-500

25.4

212.50

2

2.4

-501.4

PCV4307

-1000

25.4

425.00

2

2.2

-1001.4