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Thank you for visiting Siebert Optics!

200 Short Johnson Road
Clayton, NC 
USA  27520

 

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About Siebert Optics

Contact Information

 

 

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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 

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

     

 

 

 

 

 

Superior Performance and Performance + 1.25" Eyepieces

Here are some reviews that have been done on the Siebert Optics standard eyepieces.  Click here.  here or here  

Brass eyepieces for your Brass telescope (remember brass eyepieces are heavier.)  Brass add $30 to eyepieces below.

See our UT Monocentrics and Planesphere eyepiece line. Click here.

****All Eyepiece are  threaded for filters*****

Performance+Series

"These are a continued evolutionary improvement of the older standard Series. The same design with improvements to ER and edge quality."

9mm and 10mm

These are Computer generated 3 element design eyepieces. These are FMC coated. The combination of fewer elements and FMC coatings gives these eyepieces some of the best light transmission properties possible.  FOV is 60 degrees  They are threaded  for light filters.

$49. 9mm (EP125-9) Fixed eyecup 10mm ER

$49. 10mm (EP125-10) Fixed 10mm ER

$89. 14mm (EP125-14) Rotating 14mm ER

$89. 17mm (EP125-17) Rotating 16mm ER

$69. 35mm (EP125-35) Fixed 20mm ER  --Best used over F6

 Brass add $30*

 

 

9mm and 10mm Below.

35mm Below.

 

 

 

 

   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

All listed products come with a 30-day money-back guarantee* unless otherwise stated.

Specialty order items are not refundable (items made specifically for you).

We welcome
International orders!.

 

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