This extra grating holder is designed for Sol’Ex and Star’Ex users who wish to work with several interchangeable gratings (from 600 to 3600 lines/mm, adapted for UV or visible). Printed in premium PETG, it ensures robustness, precision and long-term stability.
Each holder comes with:
👉 An essential accessory for anyone looking to expand their spectrograph’s versatility by preparing multiple gratings in advance.
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