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Spectrogaph Gradings

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  1. Shelyak Instruments - Complete eShel system - without camera

    Shelyak Instruments - Complete eShel system - without camera

    Power of Resolution R~8000. Compatible with all Lhires III models ... Learn More
    Model#: ES0006
    $17,995.50

  2. PF0011

    Shelyak Instruments - eShel Spectrograph with Large High Effciency Grating and Canon EOS Lens

    Shelyak Instruments is your complete echelle spectroscopy solution for your astronomical projects ... Learn More
    Model#: PF0011
    $12,000.00

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