Láser de frecuencia única de 639 nm para holografía.

Central wavelength (nm)

639±1

Operating mode

CW

Output power (mW)

>1, 5, 10, 20, - , 300

>300, - , 400

Power stability (rms, over 4 hours)

<1%, <2%, <3%

<2%, <3%

Transverse mode

TEM₀₀

Longitudinal mode

Single

Spectral linewidth (nm)

<0.0003

Coherent length (m)

>10

Noise of amplitude (rms, 1Hz~20MHz)

<1%, typical<0.5%

M² factor

<1.2(<1.1 optional)

Beam diameter at the aperture (1/e², mm)

<1.5

Beam divergence, full angle (mrad)

<1.5

Polarization ratio

>100:1, Horizontal±5 degree (Vertical Optional)

Warm-up time (minutes)

<10

Pointing stability after warm-up (mrad)

<0.05

Beam height from base plate (mm)

27.4

Operating temperature (℃)

15~35

Power supply (90-264VAC)

PSU-H-FDA

Expected lifetime (hours)

10000

Warranty

1 year