500 W Fiber to Free-Space Isolator

 Optical Parameter

Unit

Values

 Operating Wavelength (λc)

nm

1064 ± 15

 Max. Insertion Loss at 23 ℃, λc

dB

0.4

 Typ. Peak Isolation

dB

40

 Min. Isolation at  28 ℃                                                

dB

30

 Min. Return Loss

dB

50

 Nominal Output Beam Diameter (1/e² @ 500 W)¹

mm

7.0 ± 0.5 @ M2 = 1.5

 Beam Circularity @ Focal Spot¹

%

> 90

 M² Degradation

%

< 10

 640 nm Transmission

%

> 20

 Max. Focal Shift of Thermal Lens¹

Z_R

≤ 0.5

 Typ. Focal Shift of Thermal Lens¹

Z_R

≤ 0.2

 Max. Average Optical Power

W

500

 Max. Peak Power for ns Pulse

kW

50

 Max. Average Optical Power from Cladding

W

5

 Max. Tensile Load

N

5

 Beam Offset

mm

< 0.7

 Pointing Error

mrad

< 2.5

 Fiber Type

-

Specified by Ordering Info

 Cooling

-

Water

 Water Quality

-

Purified or Distilled Water

 Flow Rate

L / min

1.5 - 2.5

 Water Pressure

Mpa

≤ 0.3

 Water Temperature

-

≥ 5 °C Above Dew Point Temperature

 Water PH Value

-

6.2 - 7.9

 Operating Temperature

℃

 + 10 to + 50

 Storage Temperature

℃

 - 10 to + 60