Mirrors, Prisms & Holders

Telescopes Auction
Brand New Nikon Wireless Remote Controller WR-T10 + WR-A10

Brand New Nikon Wireless Remote Controller WR-T10 + WR-A10

$165.00
Telescope Secondary Mirror 4.0 inch

Telescope Secondary Mirror 4.0 inch

$239.00
William Optics 1.25" 90-deg Erecting Prism Diagonal w  Helical Focusing D-EP90-1

William Optics 1.25" 90-deg Erecting Prism Diagonal w Helical Focusing D-EP90-1

$71.00
GSO 2" 90 deg Mirror Diagonal for Refractor Telescope

GSO 2" 90 deg Mirror Diagonal for Refractor Telescope

$72.00
NEW in Box Meade 918A 90 degree Diagonal 1.25" 07202

NEW in Box Meade 918A 90 degree Diagonal 1.25" 07202

$20.00
MINT IN BOX Tele Vue Tele Vue 2" Everbrite Mirror Star Diagonal 90 Degree

MINT IN BOX Tele Vue Tele Vue 2" Everbrite Mirror Star Diagonal 90 Degree

$175.00
1.25" Mirrored Star (90°) Diagonal

1.25" Mirrored Star (90°) Diagonal

$5.00
Bausch & Lomb 8" SCT Primary Mirror

Bausch & Lomb 8" SCT Primary Mirror

$9.99
Newport ValuMax Right-Angle Prism 12.7 mm BK 7 Alum Coated Hypo P031036

Newport ValuMax Right-Angle Prism 12.7 mm BK 7 Alum Coated Hypo P031036

$54.00
Rainbow made in japan CCD camera lens x2

Rainbow made in japan CCD camera lens x2

$50.00
Telescope Secondary Mirror 3.5 inch

Telescope Secondary Mirror 3.5 inch

$189.00
PS3-V Adapter 3" Rail to Rail Level for Vixen Telescopes

PS3-V Adapter 3" Rail to Rail Level for Vixen Telescopes

$88.06
Telescopic Cover - Metal Cover for Mounting 225mm

Telescopic Cover - Metal Cover for Mounting 225mm

$33.18
Meade Telestar NGC 60mm Diagonal,  1.25"

Meade Telestar NGC 60mm Diagonal, 1.25"

$9.98
$12.99
United Lens pyrex telescope mirror blank UL-22 6.00" x 1"

United Lens pyrex telescope mirror blank UL-22 6.00" x 1"

$19.00
$33.00
8 inch pyrex telescope mirror blank and tool

8 inch pyrex telescope mirror blank and tool

$75.00
$105.00
8 inch F3.75 pyrex telescope mirror

8 inch F3.75 pyrex telescope mirror

$190.00
$250.00
Meade roof prism set for eyepiece,  telescope experiment

Meade roof prism set for eyepiece, telescope experiment

$4.95
2.5" Edmund telescope newtonian mirror  - very slight coating blem

2.5" Edmund telescope newtonian mirror - very slight coating blem

$3.95
Meade 07680 Series 5000 2-in Enhanced Dielectric Diagonal Mirror W

Meade 07680 Series 5000 2-in Enhanced Dielectric Diagonal Mirror W

$252.43
Celestron 2-in XLT Diagonal mirror Mirror (for SCT Telescope)

Celestron 2-in XLT Diagonal mirror Mirror (for SCT Telescope)

$195.42
Meade Series 4000 Eyepiece Moon Filter ND96 (0.9) - 07531LF - New

Meade Series 4000 Eyepiece Moon Filter ND96 (0.9) - 07531LF - New

$17.99
Telescope PRIMARY MIRROR + Metal CELL : 160mm (200mm OD)

Telescope PRIMARY MIRROR + Metal CELL : 160mm (200mm OD)

$99.99
Antares Optics Secondary Elliptical Telescope Mirror

Antares Optics Secondary Elliptical Telescope Mirror

$18.28
Secondary Mirror Assembly

Secondary Mirror Assembly

$5.99
$7.99
Meade #933 1.25" 45-deg Erect-Image Prism Diagonal for ETX60 70 80AT  # 07220

Meade #933 1.25" 45-deg Erect-Image Prism Diagonal for ETX60 70 80AT # 07220

$43.00
Pyrex Molded Mirror Blank 8" by 1.275"

Pyrex Molded Mirror Blank 8" by 1.275"

$62.00
ALUMINIZING SERVICE FOR YOUR TELESCOPE PRIMARY MIRROR

ALUMINIZING SERVICE FOR YOUR TELESCOPE PRIMARY MIRROR

$60.00
ALUMINIZING SERVICE FOR YOUR TELESCOPE SECONDARY MIRROR

ALUMINIZING SERVICE FOR YOUR TELESCOPE SECONDARY MIRROR

$15.00
Penta + Roof Optical Prism Laser Optics Beam Splitter Cube night vision

Penta + Roof Optical Prism Laser Optics Beam Splitter Cube night vision

$79.99
Orion 1.25 Dielectric Mirror Diagonal

Orion 1.25 Dielectric Mirror Diagonal

$80.00
Celestron 1.25" 45-deg Erect Image Diagonal  # 94112-A

Celestron 1.25" 45-deg Erect Image Diagonal # 94112-A

$33.95
Meade Series 5000 2" Enhanced Dielectric Diagonal with SCT Adapter # 07680

Meade Series 5000 2" Enhanced Dielectric Diagonal with SCT Adapter # 07680

$149.00
VINTAGE 1970's PRISM TELESCOPE 90 DEGREES

VINTAGE 1970's PRISM TELESCOPE 90 DEGREES

$16.99
$32.99
NEW Edmund Scientific First Surface Mirror Metallized Side 40 x 15 x 3.2 mm  E26

NEW Edmund Scientific First Surface Mirror Metallized Side 40 x 15 x 3.2 mm E26

$5.94
GSO Parabolic Primary Mirror - 12" f 5

GSO Parabolic Primary Mirror - 12" f 5

$535.00
GSO 2" 90-deg 99% Dielectric Mirror Diagonal for Refractor Telescope

GSO 2" 90-deg 99% Dielectric Mirror Diagonal for Refractor Telescope

$110.00
GSO Elliptical Secondary Mirror - 31mm

GSO Elliptical Secondary Mirror - 31mm

$40.00
GSO Elliptical Secondary Mirror - 46.5mm

GSO Elliptical Secondary Mirror - 46.5mm

$48.00
GSO Elliptical Secondary Mirror - 70mm

GSO Elliptical Secondary Mirror - 70mm

$70.00
Meade #928 Image 45 Degree Erect-Image Diagonal Prism (1.25")  - 07217 - New

Meade #928 Image 45 Degree Erect-Image Diagonal Prism (1.25") - 07217 - New

$39.99
William Optics 90 Degree Optics (1002306-135)

William Optics 90 Degree Optics (1002306-135)

$99.99
Meade 1.25" 45-deg Erect-Image Prism Diagonal for ETX60 70 80 90AT

Meade 1.25" 45-deg Erect-Image Prism Diagonal for ETX60 70 80 90AT

$29.95
$39.95
MEADE #905 Variable Polarizer (1.25") for all Meade Telescopes #ME07286

MEADE #905 Variable Polarizer (1.25") for all Meade Telescopes #ME07286

$49.99
Telescope Secondary Mirror 3.1 inch

Telescope Secondary Mirror 3.1 inch

$139.00
GSO 2" 90 deg Mirror Diagonal for SCT Telescope

GSO 2" 90 deg Mirror Diagonal for SCT Telescope

$72.00
Meade or Celestron (Japan) 0.965 Porro Prism Telescope Diagonal

Meade or Celestron (Japan) 0.965 Porro Prism Telescope Diagonal

$19.95
114mm Primary Mirror and Cell

114mm Primary Mirror and Cell

$7.99
$10.99
Orion 2 inch diagonal

Orion 2 inch diagonal

$36.00
Meade  Meade 62 T-Adapter #07352 - New

Meade Meade 62 T-Adapter #07352 - New

$29.99
GSO Elliptical Secondary Mirror - 80mm

GSO Elliptical Secondary Mirror - 80mm

$100.00
GSO Elliptical Secondary Mirror - 88mm

GSO Elliptical Secondary Mirror - 88mm

$130.00
Baader 2" Clicklock Mirror Star Diagonal for Telescope # MAX-2C 2956100

Baader 2" Clicklock Mirror Star Diagonal for Telescope # MAX-2C 2956100

$297.00
American Educational Concave Parabolic Large Demonstration Mirror  40.5cm Diamet

American Educational Concave Parabolic Large Demonstration Mirror 40.5cm Diamet

$74.57
Celestron 94112A Erect Image Prism for Refractor NEW!!

Celestron 94112A Erect Image Prism for Refractor NEW!!

$34.95
Telescope PRIMARY MIRROR : 102mm

Telescope PRIMARY MIRROR : 102mm

$29.99
GSO Parabolic Primary Mirror - 6" f 6

GSO Parabolic Primary Mirror - 6" f 6

$155.00
GSO Parabolic Primary Mirror - 10" f 4

GSO Parabolic Primary Mirror - 10" f 4

$480.00
GSO Parabolic Primary Mirror - 8" f 4

GSO Parabolic Primary Mirror - 8" f 4

$230.00
GSO Parabolic Primary Mirror - 8" f 5

GSO Parabolic Primary Mirror - 8" f 5

$220.00
Orion 180 Degree Erecting Prism 1.25"

Orion 180 Degree Erecting Prism 1.25"

$49.95
Baader 2" 90° Erecting Amici Prism Diagonal w  1.25" Adapter # AMICI-2 2956152

Baader 2" 90° Erecting Amici Prism Diagonal w 1.25" Adapter # AMICI-2 2956152

$292.00
Meade Series 4000 #126 2X Short-Focus Barlow Lens (1.25") #07273 - New

Meade Series 4000 #126 2X Short-Focus Barlow Lens (1.25") #07273 - New

$39.99
Meade Series 4000 #126 2X Short-Focus Barlow Lens (1.25") #07278 - New

Meade Series 4000 #126 2X Short-Focus Barlow Lens (1.25") #07278 - New

$39.99
SCT Dielectric Diagonal 2" by High Point

SCT Dielectric Diagonal 2" by High Point

$114.95
New Zambuto 10" F 6 Primary Telescope Mirror with(Certification) in Original Box

New Zambuto 10" F 6 Primary Telescope Mirror with(Certification) in Original Box

$1,499.00
ProtoStar Telescope Secondary Mirror 2.14 ULS Quartz with 2.14x12.0 Curved Mount

ProtoStar Telescope Secondary Mirror 2.14 ULS Quartz with 2.14x12.0 Curved Mount

$249.00
Hubble Hyperbolic Newtonian Astrograph Optics,  HNA14

Hubble Hyperbolic Newtonian Astrograph Optics, HNA14

$1,650.00
William Optics 1.25" 90-deg Erecting Prism Diagonal Helical Focusing M-P90

William Optics 1.25" 90-deg Erecting Prism Diagonal Helical Focusing M-P90

$69.00
GSO Parabolic Primary Mirror - 16" f 4.5

GSO Parabolic Primary Mirror - 16" f 4.5

$1,280.00
GSO Parabolic Primary Mirror - 12" f 4

GSO Parabolic Primary Mirror - 12" f 4

$675.00
GSO Parabolic Primary Mirror - 8" f 6

GSO Parabolic Primary Mirror - 8" f 6

$205.00
GSO Elliptical Secondary Mirror - 50mm

GSO Elliptical Secondary Mirror - 50mm

$50.00
GSO 1.25" 90-deg 99% Dielectric Mirror Diagonal with Compression Ring - NEW

GSO 1.25" 90-deg 99% Dielectric Mirror Diagonal with Compression Ring - NEW

$71.00
2.5" Edmund telescope newtonian mirror  - very slight coating blem

2.5" Edmund telescope newtonian mirror - very slight coating blem

$4.95
William Optics 1.25" 45° Erect Prism - D-EP125

William Optics 1.25" 45° Erect Prism - D-EP125

$68.00
William Optics 90 Degree 1.25" Erect Prism

William Optics 90 Degree 1.25" Erect Prism

$69.00
GSO 0.965"   1.25" 90-deg Hybrid 99% Dielectric Mirror Diagonal Compression Ring

GSO 0.965" 1.25" 90-deg Hybrid 99% Dielectric Mirror Diagonal Compression Ring

$73.00
7x18 High-Definition Monocular Telescope Pocket Telescope Portable sight + Bag

7x18 High-Definition Monocular Telescope Pocket Telescope Portable sight + Bag

$19.99
TS Optics GSO Secondary Mirror - 50mm Minor Axis - Elliptical

TS Optics GSO Secondary Mirror - 50mm Minor Axis - Elliptical

$56.31
NEW ON OFF SWITCH 2X FLIP BARLOW LENS+ ERECTING DIAGONAL PRISM 1.25" FORMAT-30MM

NEW ON OFF SWITCH 2X FLIP BARLOW LENS+ ERECTING DIAGONAL PRISM 1.25" FORMAT-30MM

$59.99
Telescope PRIMARY MIRROR : 160mm

Telescope PRIMARY MIRROR : 160mm

$69.99
SCT Quartz Dielectric Diagonal 2" by High Point

SCT Quartz Dielectric Diagonal 2" by High Point

$139.95
American Educational Concave Parabolic Large Demonstration Mirror  40.5cm Diamet

American Educational Concave Parabolic Large Demonstration Mirror 40.5cm Diamet

$69.88
3PC Telescopic Magnetic Pick Up Inspection Mirror Piercing Pin for Inspecting

3PC Telescopic Magnetic Pick Up Inspection Mirror Piercing Pin for Inspecting

$7.48
 Scientific 2-inch 99% Reflective Dielectric Coated Diagonal Mirror Carbon Fiber

Scientific 2-inch 99% Reflective Dielectric Coated Diagonal Mirror Carbon Fiber

$152.99
4.3?HD 120 degree 5V 1A Car Camera DVR Rearview Mirror Car Recorder 306*80*12mm

4.3?HD 120 degree 5V 1A Car Camera DVR Rearview Mirror Car Recorder 306*80*12mm

$149.99
Explore Scientific 2" 99% Reflective Dielectric Coated Diagonal Mirror Carbon

Explore Scientific 2" 99% Reflective Dielectric Coated Diagonal Mirror Carbon

$144.65
NEW Orion 8763 1.25-Inch Prism Star Telescope Diagonal

NEW Orion 8763 1.25-Inch Prism Star Telescope Diagonal

$56.69
GSO 2" 90-deg 99% Dielectric Mirror Diagonal for SCT Telescope

GSO 2" 90-deg 99% Dielectric Mirror Diagonal for SCT Telescope

$110.00
GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for Refractor Telescope

GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for Refractor Telescope

$130.00
GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for SCT Telescope

GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for SCT Telescope

$135.00
William Optics 1.25" 45 degree Erecting Prism Diagonal # D-EP125

William Optics 1.25" 45 degree Erecting Prism Diagonal # D-EP125

$78.00
Lumicon 2" Enhanced Diagonal for Telescope # LD1015

Lumicon 2" Enhanced Diagonal for Telescope # LD1015

$208.95
William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal

William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal

$139.00
Explore 2" 99% Reflective Dielectric-Coated Diagonal Mirror Carbon Fiber New co

Explore 2" 99% Reflective Dielectric-Coated Diagonal Mirror Carbon Fiber New co

$155.99
Explore Scientific 2-inch 99% Reflective Dielectric Coated Diagonal High glossy

Explore Scientific 2-inch 99% Reflective Dielectric Coated Diagonal High glossy

$159.99
Commander Binoculars Optical Prism Part

Commander Binoculars Optical Prism Part

$24.99
Prism Diagonal 45 Degree 1.25" by High Point Scientific

Prism Diagonal 45 Degree 1.25" by High Point Scientific

$29.95
Baader T-2 90° Prism Star Diagonal Body with Carl Zeiss Prism # T2-01B 2456095

Baader T-2 90° Prism Star Diagonal Body with Carl Zeiss Prism # T2-01B 2456095

$262.00