Diameter (mm):

25.40 +0.00/-0.05

Effective Focal Length EFL (mm):

50.80 @ 355nm

Numerical Aperture NA:

0.25

Back Focal Length BFL (mm):

45.39

Fused Silica (Corning 7980)

Aspheric Design Wavelength (nm):

355

Asphere Figure Error, RMS @ 632.8nm:

λ/40

Coating:

Laser V-Coat (355nm)

Coating Specification:

R_abs <0.25% @ 355nm

Centering (arcmin):

<1

Surface Quality:

10-5

Clear Aperture CA (mm):

21.40

Edge Thickness ET (mm):

4.54

Center Thickness CT (mm):

7.98

f/#:

2

Bevel:

Protective bevel as needed

Shape of Back Surface:

Plano

Type:

Aspheric Lens

Strehl Ratio:

>0.8, by design

Spot Size (μm):

See Technical Information Tab

Conjugate Distance:

Infinite

Note:

Strehl Ratio is >0.8 by design

7.5 J/cm² @ 355nm, 20ns, 20Hz

Power (diopters):

19.69

25.4mm Dia x 50.8mm FL, 355nm V-Coat, High Precision Laser Grade Aspheric Lens

Regulatory Compliance

產品系列說明

25.4mm Dia x 50.8mm FL, 355nm V-Coat, High Precision Laser Grade Aspheric Lens

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Regulatory Compliance

產品系列說明