shelyak LHIRES III Assembling Procedure

Littrow high resolution spectrograph

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Assembling
Procedure
Shelyak Instruments
Les Roussets
38420 Revel / France
Phone: +33.476.413.681
http://www.shelyak.com
Email: contact@shelyak.com
Ref. DC0002A
(December 2006)
Lhires III – Assembling Procedure – DC0002A
1 / 17

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  • Page 1 Assembling Procedure Shelyak Instruments Les Roussets 38420 Revel / France Phone: +33.476.413.681 http://www.shelyak.com Email: contact@shelyak.com Ref. DC0002A (December 2006) Lhires III – Assembling Procedure – DC0002A 1 / 17...
  • Page 2: Table Of Contents

    Assembly of the Neon lamp:..............12 Assembly of the webcam holder...............14 Assembly of the CCD camera holder............14 Assembly, tuning of the slit..............14 Closing of the chassis and doors.............. 15 Final assembly..................16 Lhires III – Assembling Procedure – DC0002A 2 / 17...
  • Page 3: Introduction To The Assembling Process

    1) Introduction to the assembling process Assembling your Lhires III will take around 4 hours. This lists all the steps to assemble it correctly. have questions, hesitate Spectro-L list (http://groups.yahoo.com/group/spectro-l/) where we will bring your support. All the instructions required for the successful assembly of your Lhires III spectrograph can be found in the following pages.
  • Page 4: Part List

    Keep away all the parts from children as those are not toys for kids. For exemple, do ■ not swallow them. The Lhires III spectrograph has been designed to do spectrography, especially behind ■ a telescope. Any other use is not allowed.
  • Page 5: El / Miscenalleous

    EL0007 EL0008 Neon lamp EL0009 EL0010 EL0011 OP / Optical parts OP0001 OP0002 OP0003 OP0004 Grating (2400 Main Doublet Guiding Doublet Mirror lines/mm) OP0005 Assembled mirror Slit Mirror Slit (x2) Lhires III – Assembling Procedure – DC0002A 5 / 17...
  • Page 6: Pu / Machine Parts

    Doublet case lock ring Primary mirror base Primary mirror support PU0009 PU0010 PU0015 PU0016 Slit base Slit holder Micrometer holder micrometer cap PU0018 PU0017 Neon lamp holder Neon lamp axis Lhires III – Assembling Procedure – DC0002A 6 / 17...
  • Page 7: To / Metallic Parts

    Guiding mirror base L base Right plate TO0015 Left plate VI / Screws VI0001 VI0002 VI0003 VI0004 M3x10 hexa M4x10 VI0005 / VI0006 VI0008 / VI0009 VI0010 VI0013 VI0022 VI0014 VI0018 Lhires III – Assembling Procedure – DC0002A 7 / 17...
  • Page 8: Assembling

    & 3 M3*6 screws. Attach the micrometer collar onto the support with 3 M3 screws. ● Slide the micrometer through its collar and block it with the locking screw. The vernier scale ● Lhires III – Assembling Procedure – DC0002A 8 / 17...
  • Page 9: Mounting The Main Mirror

    Attach the main mirror with double-sided tape and flush with the base (use provided gloves!) ● Attach the whole assembly to the main spectrograph body with 2 M4 x 16 screws. ● Lhires III – Assembling Procedure – DC0002A 9 / 17...
  • Page 10: Assembly Of The Collimator Support

    Mount the complete assembly onto the reference L side of the spectrograph with 2 M4 x 10 ● screws, ensuring that you have chosen the correct side. Rounded side on top! Lhires III – Assembling Procedure – DC0002A 10 / 17...
  • Page 11: Stick The 4 Rubber Feet At The Corners Of The Main Body (L-Ref)

    Attach the flange to the left side of the spectrograph body with 6 of the 8 M4 x 10 round ● head screws (the last two screws will be screwed in later). 2'' adapter SCT adapter Lhires III – Assembling Procedure – DC0002A 11 / 17...
  • Page 12: Assembly Of The Neon Lamp

    NOTE: 12V connector is provided in the kit. When assembling, note that Ground is on the outside of the connector. Circuit is protected is go wrong - so you do not risk anything! Lhires III – Assembling Procedure – DC0002A 12 / 17...
  • Page 13 Lhires III – Assembling Procedure – DC0002A 13 / 17...
  • Page 14: Assembly Of The Webcam Holder

    ● Push the lens at maximum - use the gloves to prevent any mark ● Install the mount on the Lhires III chassis ● Put two screws M4x10 (one towards the neon axis, and the other at the opposite) ●...
  • Page 15: Closing Of The Chassis And Doors

    Put the doors on the chassis ● TIP: look at the picture with the two doors to mount them correctly. TIP: use screw with button - it will be easier to manipulate them! Lhires III – Assembling Procedure – DC0002A 15 / 17...
  • Page 16: Final Assembly

    Add 4 screws M4*10 on the bottom face of the Lhires III (these locations are made to put a ● "future" additionnal part to attache the Lhires III - feel free to use them!) Mount the eyepiece holder (or a CCD older, depending on your program) ●...
  • Page 17 Go now to the User Guide for instruction and help in how to use your spectrograph. Lhires III – Assembling Procedure – DC0002A 17 / 17...

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