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Thank you for visiting Siebert Optics! |
200 Short Johnson Road |
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Products:
Eyepieces .965" / 1.25" / 2.0" / 2.7" / 3.0" / 4.0" / 4.3"
Large and Small Binocular Cleaning and Alignment services $99 Call or Email for details.
BT70 RA88 / Miyauchi / Kowa eyepieces
(Specialized Binoviewer services you can't get anywhere else) Advanced Barlow Lenses including: Modular and 4 element Telecentric magnification multipliers
1.25" and 2" Advanced Binoviewers From $649-$1999
Binoviewer OCA's and Accessories
Adapters - Meade Scopes and ETX
Large and Small Non Illuminated and Illuminated Cross haired eyepieces.
Astrographs/Telescopes
Special binoviewer services and products you cant get anywhere else Also can > Click here. And here.
ICP's Image Correction Prisms for Newts
Ladies Corner
Non-Astronomy Items
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Burgess/WO/SV 1.25x - 3.5x multi mag Corrector
Refractor setup #1-4 below Reflector/Dob setup #5-7 below No extension tube used. 2" diagonal are left out here in 1.25x mode. Only 1.25" diagonals are supported. This is good since it shortens your light path anyway to use a 1.25" diag. 1.
All Elements and Tubes have # marked. Elements have an > arrow to indicate the direction the element should be aimed. Lens elements should have the arrows pointing away from the binoviewer or toward the objective at all times. 2 Below #4 element used only.
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The x2 setup above might work in a 2" diagonals. But it is primarily for 1.25" diagonals 4
Refer to important information at bottom of page for safety tips on this configuration. 5 Starting here below are Dob setups. All components have the # marked as well as an > arrow to indicate the direction the component should be aimed. Lens elements and extension tubes should have the arrows pointing away from the binoviewer at all times.
Lens element #3 ....Tube #2......tube#1.....Lens element #4 6
Tube #1.....Lens element #3.....Tube #2.....Lens element #4 are used for x2 7
Only tube #1 and lens #4 are use in 3.5x mode Important Information For Williams Optics 2" diagonals and others with low profile 2" to 1.25" step down adapters Be careful that the OCA does not come into contact with the mirror.
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