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Telescope Accessories on Clearance

Items 1 - 25 of 116

PrimaLuceLab EAGLE Compatible 3A Power Cable for Avalon Mounts - 3.77ft - PL1000016

SKU: PLL-PL1000016
  • Cable or Adapter Type: Power
  • Voltage: 12V
  • Amps: 3A
  • Connector Type: Side A: Video/BNC/RF
  • Connector Type: Side B: Video/BNC/RF
$39.00
 

PrimaLuceLab EAGLE Compatible Power Cable for Celestron CGX Mounts - 3.77ft - PL1000003

SKU: PLL-PL1000003
  • Cable or Adapter Type: Power
  • Voltage: 12V
  • Amps: 3A
  • Connector Type: Side A: Video/BNC/RF
  • Connector Type: Side B: Phono Jack/RCA
$49.00
 

PrimaLuceLab EAGLE Compatible 3A Power Cable for iOptron CEM25 / CEM60 / ZEQ25 - 3.77ft - PL1000020

SKU: PLL-PL1000020
  • Cable or Adapter Type: Power
  • Voltage: 12V
  • Amps: 3A
  • Connector Type: Side A: Video/BNC/RF
  • Connector Type: Side B: Video/BNC/RF
$39.00
 

PrimaLuceLab EAGLE Compatible Power Cable for Sky-Watcher EQ6, HEQ5, and EQ5 Mounts - 3.77ft - PL1000027

SKU: PLL-PL1000027
  • Cable or Adapter Type: Power
  • Voltage: 12V
  • Amps: 3A
  • Connector Type: Side A: Video/BNC/RF
  • Connector Type: Side B: Video/BNC/RF
$39.00
 
Explore Scientific Replacement 152 mm Cradle Ring Set

Explore Scientific Replacement Cradle Ring Set for 152 mm Carbon Fiber APO - TED152CFCRDL

SKU: EXS-TED152CFCRDL
  • This set is made to work with any Explore Scientific 152 mm aperture OTAs.
  • The rings are made of aluminum and will act as a direct replacement for damaged rings.
  • Explore Scientific's Replacement Cradle Ring set comes with a dovetail plate for quick attachment.
  • The included dovetail plate is made for "Vixen-style" mounts.
$109.99 $79.99
 

Farpoint Dovetail Plate for Celestron C9.25 - D Series, Short - FDC925S

SKU: FAR-FDC925S
  • Type of Mounting Hardware: Dovetails Only
  • Dovetail or Attachment Type: D-Series (Losmandy)
  • Dovetail, Saddle or Mount Adapter Length: 17"
$68.00 $54.40
 
Baader Planetarium Winged Eyeshield for Hyperion & Aspheric Eyepieces

Baader Planetarium Winged Eyeshield for Hyperion & Aspheric Eyepieces - HYP-WING

SKU: BAD-HYP-WING
  • This eyeshield is made to work with Baader Hyperion eyepieces.

  • Baader has designed the eyeshield to easily fit on the top of the eyepiece.

  • This shield will protect your eye from extraneous light.

  • The shield is made out of black rubber.
$16.00 $12.80
 
BAD-SPCR-SET Spacer Set

Baader Planetarium Spacer Set for MPCC - SPCR-SET

SKU: BAD-SPCR-SET
  • Adapter Connector Type - Side A: Variety of Connectors
  • Adapter Connector Type - Side B: Variety of Connectors
  • Adapter or Spacer Length in mm: 7.5 mm, 14 mm, 28 mm
$83.00 $66.40
 
Baader Planetarium Winged Eyeshield for Hyperion Zoom Mark III Eyepiece

Baader Planetarium Winged Eyeshield for Hyperion Zoom Mark III Eyepiece - ZOOM-WING

SKU: BAD-ZOOM-WING
  • This Baader eye shield is made for 1.25" eyepieces.

  • Using this Rubber eye shield protects against extraneous light.

  • The eye shield is made to work with Hyperion Zoom Mark III eyepieces.

  • This black rubber eye shield can be attached and then rotated into place.
$16.00 $12.80
 

Bob's Knobs Astro Tech Collimation Knobs - Secondary Mirror - AT10RC

SKU: BOB-AT10RC
  • Set of three collimation knobs from Bob's Knobs designed for the Astro-Tech 10" RC telescope's secondary mirror.
  • Measuring 16 mm (5/8") in diameter, these knobs feature black plastic construction.
  • Although the factory supplied dust cover may come into contact with these collimation knobs while they are installed, it will still remain in place.
  • These Bob's Knobs Collimation Knobs contain stainless steel threads.
$25.95 $20.76
 

Bob's Knobs Astro Tech AT12RC Collimation Knobs - Secondary Mirror - AT12RC

SKU: BOB-AT12RC
  • Set of three collimation knobs from Bob's Knobs designed for the Astro-Tech 12" RC telescope's secondary mirror.
  • Measuring 16 mm (5/8") in diameter, these knobs feature black plastic construction.
  • Although the factory supplied dust cover may come into contact with these collimation knobs while they are installed, it will still remain in place.
  • These Bob's Knobs Collimation Knobs contain stainless steel threads.
$25.95 $20.76
 

Bob's Knobs Celestron 14" SCT f/11 Collimation Knobs - Standard Phillips - C14STDPHI

SKU: BOB-C14STDPHI
  • Measuring 16 mm or 5/8" in diameter, these Bob's Knobs collimation knobs fit Celestron C14 f/11 Schmidt-Cassegrain telescope models with standard thread Phillips factory collimation screws, whether or not they contain Fastar.
  • Made from black plastic with black anodized aluminum alloy threads.
  • The factory supplied dust cover will fit as per usual with these collimation knobs installed.
  • These Bob's Knobs Collimation knobs are not compatible with Celestron C14 SCTs with EdgeHD optics.
$20.95 $16.76
 

Bob's Knobs Meade 16" SCT Collimation Knobs For 3-Screw Secondary - M16-3

SKU: BOB-M16-3
  • These Bob's Knobs Collimation Knobs are designed to fit Meade 16" f/10 Schmidt-Cassegrain telescope models with 3-screw secondary housing like the LX200.
  • Each knob in this set measures 16 mm or 5/8" in diameter and is made of black plastic.
  • The factory supplied dust cover will fit as per usual with these collimation knobs installed.
  • Comes with an Allen wrench for factor collimation screw removal.
  • Meade 16" SCTs with 6-screw secondary housing require a different set of knobs.
$25.95 $20.76
 

Bob's Knobs Meade 8" SCT Widefield f/6.3 Collimation Knobs W/ Dust Cover Spacers - M8WF

SKU: BOB-M8WF
  • These Bob's Knobs Collimation Knobs fit Meade 8" Schmidt-Cassegrain telescope models including the LX6, LX10, LX50, LX100, LX200, and 2080 models with f/6.3 Wide Field marked on the corrector ring.
  • Each knob in this set measures 12 mm or 1/2" in diameter and features stainless steel construction.
  • Comes with an Allen wrench for factor collimation screw removal.
  • A set of spacers to be attached to the inside of your telescope's factory dust cover is also provided to ensure that the dust cover fits properly.
$25.95 $20.76
 

Bob's Knobs Meade 12" Lightbridge Low Profile AZ Lock 3/8" - MLB12AZ2

SKU: BOB-MLB12AZ2
  • This lock from Bob's Knobs are meant to work with Meade 12" LightBridge Low Profile AZ Lock.
  • Bob's Knobs lock works with the low-profile design of the Meade 12" LightBridge rocker box.
  • This knob is make od black plastic with stainless steel threads.
  • The lock bolt diameter is 3/18".
$9.95 $7.96
 

Bob's Knobs Meade SNT 6" Collimation Knobs - Secondary Screws - MSN6SEC

SKU: BOB-MSN6SEC
  • Set of collimation knobs from Bob's Knobs designed for the Meade 6" f/5 SNT telescope's secondary mirror.
  • Measuring 13 mm (1/2") in diameter, these knobs feature black plastic construction and stainless steel threads.
  • The factory supplied dust cover will fit as per usual with these collimation knobs installed.
  • Sitting above the lip of the secondary housing, these knobs are easily accessible.
$20.95 $16.76
 

Bob's Knobs Meade SNT 8" Collimation Knobs Secondary Screws - MSN8SEC

SKU: BOB-MSN8SEC
  • Set of collimation knobs from Bob's Knobs designed for the Meade 8" f/4 SNT telescope's secondary mirror.
  • Measuring 13 mm (1/2") in diameter, these knobs feature black plastic construction and stainless steel threads.
  • The factory supplied dust cover will fit as per usual with these collimation knobs installed.
  • Sitting above the lip of the secondary housing, these knobs are easily accessible.
$20.95 $16.76
 

Astrozap Flexible Dew Shield with Notch for 6" Meade ETX Light Switch - AZ120

SKU: AZP-AZ120
  • Known to Fit by Aperture: 6" Telescopes
  • Known to Fit by Model: 6" Meade ETX Light Switch Telescopes
$35.95 $28.76
 

iOptron D-Series Saddle for MiniTower Pro - 8426

SKU: IOP-8426
  • Type of Mounting Hardware: Saddle Plates Only
  • Dovetail or Attachment Type: D-Series (Losmandy)
  • Dovetail, Saddle or Mount Adapter Length: 6"
$149.00 $119.20
 

Kendrick FireFly Telrad Heater - 2003-FFR

SKU: KAI-2003-FFR
  • Known to Fit by Aperture: Telrad Finders
  • Known to Fit by Model: Telrad
$30.95 $27.95
 

Kendrick FireFly 1.25" Dew Heater - 2005-FFR

SKU: KAI-2005-FFR
  • Dew Strap Heater Element Length: 1.25"
  • Known to Fit by Aperture: 1.25" Optics
$42.95 $34.36
 

Ken Press Our Galaxy and the Universe

SKU: KEN-1-928771-08-4
  • This book covers our galaxy and the Universe as a whole in a way that is great for one to fifteen year olds.

  • Our Galaxy and the Universe is part of the Twenty-First Century Astronomy Series.

  • There are 36 pages in this astronomy book.

  • The book dimensions are 8.50 x 11.00 x 0.37.
$15.95 $12.76
 

Lumicon 2" UV/Infrared Filter - LF3145

SKU: LUM-LF3145
  • Filter Type: UV/IR/Luminance
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$255.00 $204.00
 

High Point 2" 0.5X Focal Reducer - FR2

SKU: HPS-FR2
  • Decrease the focal length of your telescope by half with this 2" 0.5x Focal Reducer.
  • Provides a wide field while minimizing exposure times for astrophotography.
  • This 2" 0.5x Focal Reducer contains fully multi-coated optics with two-element optical design.
  • Black anodized lens cell curtails reflections from errant light.
  • Offers considerable flexibility for set up modification.
$54.95 $43.96
 

Baader Planetarium 1.25" U-Filter - FUV-1

SKU: BAD-FUV-1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$296.00 $236.80