Threads by astro_alex

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    1. 150mm Plan-/Prüfspiegel rund, PV 0.013 λ, RMS 0.013 λ

      • astro_alex
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      198
    1. Bauteile Spiegelschleifmaschine 2

      • astro_alex
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    3. astro_alex

    1. Mein erster 12" Gitterrohr-Dobson ist fertig 8

      • astro_alex
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      8
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    3. NormanG

    1. Retuschieren eines 12" F5 3

      • astro_alex
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      3
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      902
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    3. astro_alex

    1. Twyman Green interferometer 5

      • astro_alex
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      5
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    3. mkoch

    1. [EBAY] Antares Speers Waler 7,2mm 82° Okular

      • astro_alex
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      313
    1. [EBAY] Sigma 10-20 mm 3.5 EX DC HSM Objektiv für Canon

      • astro_alex
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      305
    1. [EBAY] Mamiya A 150 mm f/2.8 Mittelformat-Objektiv

      • astro_alex
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      312
    1. [EBAY] EBAY Takahashi FS-60CB

      • astro_alex
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      358
    1. Mikrofokus für Fotoobjektive

      • astro_alex
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      555
    1. Mikrofokus für Foto-Objektive und Helical-Auszüge

      • astro_alex
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      526
    1. [EBAY] Starlight FeatherTouch FTF2020BCR-LW

      • astro_alex
    2. Replies
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      417
    1. [EBAY] Geoptik Sucherhalter für DSLR- Kameras

      • astro_alex
    2. Replies
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      351
    1. [EBAY] Farpoint 2" Autokollimator - Newton Justierhilfe

      • astro_alex
    2. Replies
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      351
    1. [EBAY] Takahashi Flattener F/6,2 für FS-60C/CSV/CB

      • astro_alex
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      0
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      361
    1. Mikrofokus für Foto-Objektive - Kleinserie startet

      • astro_alex
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      368
    1. Mikrofokus für Foto-Objektive - nur bis 20.12.

      • astro_alex
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      860
    1. 65-70 mm Newton-Fangspiegel gesucht

      • astro_alex
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      260
    1. Skywatcher EQ8 gesucht

      • astro_alex
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      379
    1. Suche XYZ Stage

      • astro_alex
    2. Replies
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      246
    1. Takahashi FS-60CB Komplettset und FT 2025

      • astro_alex
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      0
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      383
    1. PDI auswertbar - Verbesserungsvorschläge 4

      • astro_alex
    2. Replies
      4
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      1.8k
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    3. Henri