Spectroscope

A13658

High sensitivity compact spectrometer A13658 is a polychromator for visible range that is specially designed to couple with 16 channel linear array multianode PMT series. Since a transmission type grating is used, it has higher efficiency and more compact size, compared to A10766.

Compatible products

Item A13658
Spectroscope Grating type Transmissive
Features

High efficiency

Compact size

Detectable spectral range 418 nm to 817 nm
Number of channels 16 ch

Compatible

products

PMT module type

H11459 / H11658

H12310 / H13197

*1: The actual detectable spectral range is determined by the combination of the selected grating and the number of PMT channels.

Specifications

Parameter Value Unit
Input slit size 0.8(W) x 7 (H) mm
Focal length Approx. 30 mm
F value (NA) 2.5 (0.2)
Spectral range 418 to 817 nm
Grating Groove density 1200 l/mm
Center wavelength 600 nm
Dispersion *1 26 nm/mm

*1: *1: Dispersion is defined when 644 nm is adjusted at the center channel of PMT. The unit of dispersion is “nm/mm” that corresponds to “nm/ch” because the channel pitch of the PMT is 1 mm.

Center wavelength of each channel

Parameter 1 ch 2 ch 3 ch 4 ch 5 ch 6 ch 7 ch 8 ch Unit
Input slit size 809 787 765 742 718 695 670 644 mm

 

Parameter 9 ch 10 ch 11 ch 12 ch 13 ch 14 ch 15 ch 16 ch Unit
Input slit size 618 592 565 538 512 484 457 428 mm

Efficiency evaluation

Example of measurement diagram

Dimensional outline

Unit: mm

Bundle fiber A12420 (sold separately)

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