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Instruction Manual for the VSD100F3.8

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Summary of Contents for Vixen VSD100F3.8

  • Page 1 Instruction Manual for the VSD100F3.8...
  • Page 2: To Begin With

    Be sure to read the instructions carefully before use. This instruction manual will assist you in the safe and ef fective use of the VSD100F3.8 optical tube. Please follow the instructions precisely.
  • Page 3: Table Of Contents

    4. Reading the Graduations on the Focus Ring ------------------- P 6 lens cleaning paper or cloth, or consult your local Vixen dealer. Be sure to touch the lens surface with the most care to prevent it About the Vernier Scale ---------------------------------------------- P 6 from scratching by accident.
  • Page 4: Description

    Setting up the Telescope 1.Attaching the Telescope to the Mount (A dedicated tube ring 115mm unit for VSD is required.) The SX tube ring 115mm does not fit the VSD100F3.8 OTA. (Refer to your mount instructions along with this manual.
  • Page 5: Attaching The Finder Scope

    7x50 finder on the VSD100F3.8 with a bolt. The shoe as shown in the diagram. scope in place. bolt is supplied with the finder scope bracket shoe.
  • Page 6: Reading The Graduations On The Focus Ring

    The vernier scale can read the amount of drawing the tube in/out up to 0.02mm but the position of focus shif ts according to environmental temperature where the VSD100F3.8 is used. When the draw tube is drawn in to the end, the vernier scale may not come to an end at zero point because of this ef fect.
  • Page 7: Photographic Components Guide

    Photographic Components Guide Prime Focus Photography 58mm Filter Camera mount adapter PENTAX 645D (Sold Commercially) PENTAX 645D Camera Body Focus Ring Lock Screw (D)SLR Camera T-Ring (Appropriate to your camera.) Ring D Ring C Prime Focus Wide Adapter 60 (D)SLR Camera 58mm Filter (Sold Commercially) Ring B...
  • Page 8: Eyepiece Projection Photography, Afocal Imaging Photography

    Eyepiece Projection Photography, Afocal Imaging Photography Focus Ring Lock Screw T-Ring Ring B Ring A (Appropriate to your camera.) Eyepiece set screw Eyepiece Projection Camera Adapter (D)SLR Camera Ring D Ring C Eyepiece Compact Digital Camera / Digital Video Camera (31.7mm) Mobile Phone 58mm Filter...
  • Page 9: Visual Observing Components Guide

    Visual Observing Components Guide Focus Ring Lock Screw Ring B Eyepiece set screw Eyepiece (31.7mm) Ring C Ring A Ring D Eyepiece (50.8mm) 58mm Filter EA42mmT to 50.8mm (Sold Commercially) (Vignetting may occur) Filter Attachment Commercially available 58mm filters can be screwed onto the top of the ring C. The filters may cause ghost images in photography.
  • Page 10: Focuser Squaring Adjustments

    Necessity of the focuser squaring adjustments The VSD100F3.8 produces a very flat focal plane that can detect a subtle misalignment of the mount* of a camera used. The resulting image will not be sharp on part of the focal plane if you use a medium size camera with a large imaging sensor like 645D format. *It is within the tolerance of the specifications.
  • Page 11: Specifications

    Filter threads dia : 58mm Optical tube length : 497mm Size & weight Optical tube diameter : 115mm (*SX tube ring 115mm is not compatible with VSD100F3.8.) Optical tube weight : 4.5 kg Accessories : Aluminum case, Allen key 1.5mm Others...
  • Page 12 5-17-3 H igash itokorozawa,Tokorozawa, Sai tama 359-0021, Japan P h o n e +81-4-2944-4141 ( International ) h t t p : / / w w w . v i x e n . c o . j p F a x +81-4-2944-9722 ( International ) 61キ-1-0.01S- (DC1450GA)...

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