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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

Binoviewer Alignment and Supercharge Services

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

Binoculars - Quality Modified

Large and Small Non Illuminated and Illuminated Cross haired eyepieces.

Astrographs/Telescopes

Camera Focus Adaptors

Camera Adapters - Universal

H-Alpha Focus Accessories

Converters

Special binoviewer services and products you cant get anywhere else 

Also can  >  Click here.   And here.

ICP's Image Correction Prisms for Newts

Diagonals

Extension Tubes

Large refractor modular OTA's

Eyepiece Comparisons

Focal Length Reducers

Miscellaneous

Planetary Fleece Blanket 

PST Accessories

Telecentric Barlow Lenses

Zero Magnification Adapter

Ladies Corner

Saturn Earrings  

Astronomy themed totes/purses

Free Domain Pictures

Astronomy Accessory Links of 

       products not offered 

       by Siebert Optics

Useful Astronomy Links

International Dealers

Astro photos

Non-Astronomy Items

      Fabrics

      Purses

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Custom made Reversible Totes with an Astronomy Theme

     Chose from 3 different fabrics above.   All are reversible w/solid quilted on inside.  Small planets have light blue quilted (see inset), lg planet have black quilted fabric(3rd pic) inside and space one has solid black quilted inside.   All have a pocket inside as show on the black quilted.   Size is 11"h x 11.5"l x 3"w. All are  $34.99  (Sm planets, lg planets, space - tote)

Custom sizes are available - please email size interested in for a price quote.

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Space Glitter Stickers

   Package of 57 pieces total-19 of each color - includes set of glitter purple, glitter gold and glitter silver.  Click on picture to enlarge. (stickers-1) $4.50/package