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Dual digital focus Astrocamera

SHOWA 40RCD have dual focus system, Prime focus(f2.8) and RC focus(f7.0) are available for CCD imaging.

40F28_3D_LAY.jpgScheme pf prime focus
40F7_3D_LAY.jpgScheme of RC focus
40rcd_pdf.jpgPDF & ROAG
prime-STL.jpgPDF & STL
FUKUKYOU.jpgremovable 2nd mirror