200 Short Johnson Road
Clayton, NC 
USA  27520

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         Products:

Eyepieces From .965" / 1.25" / 2.0" / 2.7" / 3.0" / 4.0" / 4.3"

BT70 RA88 / Miyauchi eyepieces

Advanced Barlow Lenses including: Modular and 4 element Telecentric magnification multipliers

1.25" and 2" Advanced Binoviewers Starting FMC units at $399

 Binoviewer OCA's and Accessories

Binoviewer Alignment and Supercharge Services

Adapters - Meade Scopes and ETX

Binoculars - Quality Modified

Large and Small Non Illuminated and Illuminated Cross haired eyepieces.

Large and Small Binocular Cleaning and Alignment services including Miyauchi Starting at $49 Call or Email for details.

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

Eyepieces  

Eyepiece Comparisons

Focal Length Reducers

Miscellaneous

Observers Hood - light blocking 

Planetary Fleece Blanket 

PST Accessories  

Astrotech and William's Optics Focuser Services

Telecentric Barlow Lenses

Refractor Knobs

Zero Magnification Adapter

Ladies Corner

Saturn Earrings  

Astronomy Themed  Fleece Blanket 

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

 

29mm, 1.3" and 1.338" Dia eyepieces for: Saturn II/III and MIYAUCHI 90 and 45 deg Binoculars. The 10mm's have minimal ER 10mm(me10)$149 60deg 8mmER 13mm(me13)$99  60deg 15mmER 14mm(me14)$99  60deg 15mmER 15mm(me15)$99   60deg 15mmER 16mm(me16)$99  60deg 17mmER 17mm(me17)$99   60deg 17mmER 18mm(me18) $99  60deg 19mmER 19mm(me19)$119 70deg 19mmER 20mm(me20)$119 70deg 19mmER 26mm(me26)$129 55deg 20mmER 28mm(me28)$129 50deg 20mmER 31mm(me31)$129 45deg 22mmER Please Specify the Barrel size of your eyepieces and model of your scope. I may ask more questions for the specifics of your binoculars to assure proper match.

. We do complete alignment and Cleaning services for the Apogee / MIYAUCHI and other Binoculars $99   Find the Focal length of your Binoculars below. Miyauchi 22x60 F.I. 300mm Miyauchi 20x77 F.I. 400mm Miyauchi 33x71 F.I. 568mm Miyauchi 22x71 F.I. 568mm Miyauchi 26x100 F.I. 500mm Miyauchi 33x100 F.I. 750mm Miyauchi 25x141 F.I. 625mm