Focal Length (mm)

Aperture Ratios

f/3.5

f/4.2

f/6.5

f/9.7

Resolution(nm)-PMT*

0.15

0.08

0.05

0.03

Resolution(nm)-CCD(26μm) *

0.27

0.173

0.11

0.077

Dispersion (nm/mm) *

3.58

2.29

1.49

Wavelength Accuracy(nm)

±0.2

±0.2

±0.2

±0.2

Wavelength Repeatability (nm)

±0.1

±0.025

±0.025

±0.025

Step (nm)

0.01

0.005

0.005

0.005

Stray Light

5×10-5

1×10-5

1×10-5

1×10-5

Focal Plane Size (mm)

30(w)×14(h)

Optical Axis Height(mm)

USB2.0 

USB2.0 and RS232

300×216×213

420*295*232

550*288*220

800*338*218