Back Focal Length BFL (mm) @ DWL:

61.56

Effective Focal Length EFL @ 0.6328μm (mm):

58.57

Effective Focal Length EFL @ 1.064μm (mm):

59.16

Effective Focal Length EFL @ 2.94μm (mm):

60.59

Effective Focal Length EFL @ 5.0μm (mm):

63.50

Product Details

Type:

Double-Convex Lens

Model Number:

CF-BX-25-63

Physical & Mechanical Properties

Diameter (mm):

25.40 +0.00/-0.13

Clear Aperture (%):

90.00

Centering (arcmin):

<3

Bevel:

Protective bevel as needed

Center Thickness CT (mm):

5.30

Center Thickness Tolerance (mm):

±0.2

Edge Thickness ET (mm):

2.00

Optical Properties

Effective Focal Length EFL (mm):

63.50

Coating:

Uncoated

Calcium Fluoride (CaF₂)

Surface Quality:

60-40

Radius R₁=-R₂ (mm):

49.89

f/#:

2.5

Focal Length Specification Wavelength (μm):

5.00

Focal Length Tolerance (%):

±2 @ DWL

Numerical Aperture NA:

0.20

Surface Accuracy:

1λ

Wavelength Range (μm):

0.35 - 7

Wavelength Range (nm):

350 - 7000

25.4mm Dia. x 63.5mm FL, Uncoated, ISP Optics Calcium Fluoride (CaF₂) DCX Lens |CF-BX-25-63

Product Details

Physical & Mechanical Properties

Optical Properties

Regulatory Compliance

產品系列說明

25.4mm Dia. x 63.5mm FL, Uncoated, ISP Optics Calcium Fluoride (CaF2) DCX Lens |CF-BX-25-63

Protect your investment.

Product Details

Physical & Mechanical Properties

Optical Properties

Regulatory Compliance

產品系列說明

25.4mm Dia. x 63.5mm FL, Uncoated, ISP Optics Calcium Fluoride (CaF₂) DCX Lens |CF-BX-25-63