OSI

622 products

    622 products
    Sale
    Farpoint Dovetail Plate - Takahashi Clamshell (6795757813913)
    FDTCS_3 (6795757813913)
    Farpoint Dovetail Plate - Takahashi Clamshell
    Sale price $59.40 Regular price $79.20 Save $19.80
    Sale
    Tri-Bahtinov Mask for Meade (6795857330329)
    Farpoint Tri-Bahtinov Mask for Meade 8" SCT
    Sale price $21.00 Regular price $30.00 Save $9
    Sale
    Product Shot FDBB (6795755847833)
    Product Shot FDBB 2 (6795755847833)
    Farpoint Bread Board Style Dovetail Plate
    Sale price $54.45 Regular price $72.60 Save $18.15
    Leveling Screws and Hardware Upgrade for JMI Wheeley Bars, Triangle Style for 8", 10" and 12" Dobsonians
    $84.70
    Sale
    Farpoint Bahtinov Mask - Celestron 11 SCT (6795775901849)
    Farpoint Bahtinov Mask - Celestron 11 SCT
    Sale price $21.70 Regular price $31.00 Save $9.30
    Sale
    Farpoint Vixen Quick Mount Adapter (6795755782297)
    Farpoint Vixen Quick Mount Adapter (6795755782297)
    Farpoint Vixen Quick Mount Adapter
    Sale price $32.18 Regular price $42.90 Save $10.72
    Sale
    FP443 Square (6795777999001)
    Farpoint 82mm Camera Filter Bahtinov Mask
    Sale price $11.20 Regular price $16.00 Save $4.80
    Sale
    Farpoint 10 Inch Metric Universal Dovetail Plate (6795758567577)
    Farpoint 10 Inch Metric Universal Dovetail Plate
    Sale price $59.40 Regular price $79.20 Save $19.80
    Sale
    Tri-Bahtinov Mask for Celestron (6795857100953)
    Farpoint Tri-Bahtinov Mask for Celestron 8" RASA
    Sale price $20.30 Regular price $29.00 Save $8.70
    Sale
    Square FDC8 (6795756142745)
    Farpoint Dovetail Plate - Celestron 8 Inch SCT (6795756142745)
    Farpoint Dovetail Plate - Celestron 8 Inch SCT
    Sale price $81.68 Regular price $108.90 Save $27.22
    Sale
    Dew-Inside-1.jpg (6795752833177)
    Farpoint Dew Shield - Meade 10 Inch SCT
    Sale price $47.00 Regular price $68.00 Save $21
    JMI 5 Inch Large Wheels for Wheeley Bars (6795808702617)
    DSC_8358 (6795808702617)
    5" Lockable Caster Wheels Upgrade for JMI Wheeley Bars, Triangle Style for 8", 10" and 12" Dobsonians
    $36.30
    Farpoint 2 Inch Focuser to 1.25 Inch Eyepiece Adapter, FAV100
    $24.20
    Sale
    Farpoint Dovetail Radius Block - Meade 7 Inch SCT (6795754537113)
    FDM7R_2 (6795754537113)
    Farpoint Dovetail Radius Block - Meade 8 Inch SCT
    Sale price $41.25 Regular price $55.00 Save $13.75
    Sold Out
    CASECPC11-5 (6795763122329)
    CASECPC11-6 (6795763122329)
    JMI Telescope Carrying Case - Celestron CPC 1100
    $787.59
    Sale
    Square FP439 (6795777573017)
    Farpoint 62mm Camera Filter Bahtinov Mask
    Sale price $11.20 Regular price $16.00 Save $4.80
    Sale
    Dew-Inside-1.jpg (6795752341657)
    Farpoint Dew Shield - Celestron 9.25 Inch SCT
    Sale price $44.00 Regular price $63.00 Save $19
    Sold Out
    Farpoint Knob/Spring Kit - Zhumell Z12 (6795751096473)
    Stock-Zhumell-captioned-full-res.jpg (6795751096473)
    Farpoint Knob/Spring Kit - Zhumell Z12, Aptura 12", and most other 12" and 10" GSO Dobsonians
    $48.40
    JMI EV-1n Dual-Speed Event Horizon Telescope Focuser - Newtonian
    $472.00
    Lumicon 2 Inch Male - SCT Male Adapter
    $31.90
    Lumicon 2 Inch Prime Focus Camera Adapter (6795787075737)
    Lumicon 2 Inch Prime Focus Camera Adapter
    $24.20
    Event Horizon ZWO EAF Robotic Telescope Focuser - EVRZ - ASCOM- Newtonian Adaption
    $380.00
    Sold Out
    JMI MotoFocus+ Meade Cassegrain - Round Knob (6795782258841)
    MFMH (6795782258841)
    JMI MotoFocus+ Meade Cassegrain - Round Knob
    $240.90
    Farpoint Light Shield - Zhumell Z10 (6795750178969)
    FZS12-flat-full-res.jpg (6795750178969)
    Farpoint Light Shield - Zhumell Z12, Aptura 12", and most other 12" GSO Dobsonians
    $42.90
    Sale
    Farpoint Bahtinov Mask - Celestron 11 SCT (6795775934617)
    Farpoint Bahtinov Mask - Meade 10 Inch SCT
    Sale price $21.70 Regular price $31.00 Save $9.30
    Sale
    Farpoint 7 Inch Universal Dovetail Plate (6795758502041)
    Head-on FDUPS (6795758502041)
    Farpoint 7 Inch Universal Dovetail Plate
    Sale price $60.23 Regular price $80.30 Save $20.07
    Sale
    Farpoint Tri-Bahtinov Mask for Celestron 8 Classic
    Sale price $21.00 Regular price $30.00 Save $9
    Sale
    Tri-Bahtinov Mask for Meade 12" SCT LX 850 (6795857756313)
    Farpoint Tri-Bahtinov Mask Meade 10" SCT
    Sale price $25.20 Regular price $36.00 Save $10.80
    Bahtinov Mask - 10.5''  Telescopes (6795898978457)
    Grommet-Screw.jpg (6795898978457)
    Farpoint Bahtinov Mask - Small 2.5"-4.5"
    $18.00
    Sold Out
    Farpoint Eyepiece Extension Tube - 3 Inch (6795789697177)
    FAV Family 1_25 extension tubes 600pix captioned (6795789697177)
    Farpoint Eyepiece Extension Tube - 3 Inch
    $18.70
    Farpoint Eyepiece Extension Tube - 1.5 Inch (6795789369497)
    FAV Family 1_25 extension tubes 600pix captioned (6795789369497)
    Farpoint Eyepiece Extension Tube - 1.5 Inch
    $18.70