NP250-2 Spectrograph > SOL

 Horizontal magnification:

 1.09

 Vertical magnification:

 1

 Vertical spatial resolution:

 - at the center of the field:

 2 ?m

 - at 10 mm from the center of the field:

 0.2 mm

 Focal plane:

 25 х 8 mm

 Reciprocal linear dispersion:

 2.91 nm/mm

 Spectral resolution:

 - PMT (slit width 10 ?m):

 0.07 nm

 - digital cameras (14 ?m pixel):

 0.08 nm

 Wavelength repeatability:

 ±0.03 nm

 Wavelength accuracy:

 ±0.06 nm

 Wavelength step size:

 0.01 nm

 Number of ports:

 1 input, 2 output

 * Output port repeatability across the wavelength:

 ±0.03 nm

 Switching time:

 30 s

 Control:

 Automated (stepper drive); manual, with micrometer screw

 Opening width:

 Smoothly regulated from 0 up to 2.0 mm

 Parallelism

 ±?m 1 

 Accuracy (slit width 1 mm):

 ± 10 ?m

 Repeatability:

 - automated: 

 ±1 ?m

 - manually operated:

 ±1.5 ?m

 Reading accuracy (micrometer):

 ±2 ?m

 Step size (for automated):

 ±0.5 ?m

 Height:

 10 mm; diaphragm-regulated from 0 up to 10 mm

 Central:

 on-board CPU

 External:

 PC

 Interface:

 RS-232

 Overall sizes  (L x W x H):

 510 х 280 х 215 mm

 Optical height:

 111 - 120 mm

 Weight:

 14 kg

 Electrical requirements:

 110 - 230 V 50/60 Hz

 Power consumption:

 not more than 35 W