Mirrors, Prisms & Holders

Telescopes Auction
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
Celestron Erect Image Diagonal,  45deg,  1.25in

Celestron Erect Image Diagonal, 45deg, 1.25in

$15.00
LOT OF 6 NEW united lens unitedlens telescope mirror blanks UL-23 8.00" 1.375"

LOT OF 6 NEW united lens unitedlens telescope mirror blanks UL-23 8.00" 1.375"

$550.00
Unitron telescope refractor .965" 90 degree prism clean vintage 1960s JAPAN

Unitron telescope refractor .965" 90 degree prism clean vintage 1960s JAPAN

$20.00
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

$249.00
GSO Parabolic Primary Mirror - 8" f 6 with matching secondary flat and spider

GSO Parabolic Primary Mirror - 8" f 6 with matching secondary flat and spider

$102.00
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
American Concave Parabolic Demonstration Mirror 16.8cm Dia 80cm focal length

American Concave Parabolic Demonstration Mirror 16.8cm Dia 80cm focal length

$29.99
GSO 2" 90 deg Mirror Diagonal for Refractor Telescope

GSO 2" 90 deg Mirror Diagonal for Refractor Telescope

$71.00
Orion telescope reflector 8-inch f 4.9 mirror set pyrex excellent condition

Orion telescope reflector 8-inch f 4.9 mirror set pyrex excellent condition

$64.00
New in Box Meade #933 45 degree erecting Prism #07220 for ETX-60AT

New in Box Meade #933 45 degree erecting Prism #07220 for ETX-60AT

$25.99
New in Box Meade #933 45 degree erecting Prism #07220 for ETX-60AT

New in Box Meade #933 45 degree erecting Prism #07220 for ETX-60AT

$16.99
Telescope Secondary Mirror 3.5 inch

Telescope Secondary Mirror 3.5 inch

$199.00
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 TELESCOPE LENS KIT

MEADE TELESCOPE LENS KIT

$149.00
Telescope primary mirror

Telescope primary mirror

$18.68
Meade 07680 Series 5000 2-in Enhanced Dielectric Diagonal Mirror W

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

$175.64
Celestron 2-in XLT Diagonal mirror Mirror (for SCT Telescope)

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

$133.85
Meade Series 4000 Eyepiece Moon Filter ND96 (0.9) - 07531LF - New

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

$17.99
Celestron Erect Image Diagonal 1.25'   #94112-A

Celestron Erect Image Diagonal 1.25' #94112-A

$15.00
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
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
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 #928 45degree Erect-Image Diagonal Prism 1 1 4" O.D. * NR

Meade #928 45degree Erect-Image Diagonal Prism 1 1 4" O.D. * NR

$19.95
Meade Series 5000 2" Enhanced Dielectric Diagonal with SCT Adapter # 07680

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

$149.00
TWO 3 INCH  F#2.7 MIRRORS  FULL THICKNESS

TWO 3 INCH F#2.7 MIRRORS FULL THICKNESS

$65.00
$85.00
TWO 2 1 4 INCH  F#4 MIRRORS  FULL THICKNESS

TWO 2 1 4 INCH F#4 MIRRORS FULL THICKNESS

$55.00
$75.00
TWO 4 1 4 INCH  F#5 MIRRORS FULL THICKNESS - REVISED

TWO 4 1 4 INCH F#5 MIRRORS FULL THICKNESS - REVISED

$75.00
$110.00
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

$510.00
GSO 2" 90-deg 99% Dielectric Mirror Diagonal for Refractor Telescope

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

$106.00
GSO Elliptical Secondary Mirror - 31mm

GSO Elliptical Secondary Mirror - 31mm

$38.00
GSO Elliptical Secondary Mirror - 46.5mm

GSO Elliptical Secondary Mirror - 46.5mm

$46.00
GSO Elliptical Secondary Mirror - 70mm

GSO Elliptical Secondary Mirror - 70mm

$65.00
MEADE #905 Variable Polarizer (1.25") for all Meade Telescopes #ME07286

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

$49.99
Celestron 2" SCT Mirror Diagonal with XLT coating # 93527

Celestron 2" SCT Mirror Diagonal with XLT coating # 93527

$99.00
Telescope Secondary Mirror 3.1 inch

Telescope Secondary Mirror 3.1 inch

$159.00
GSO 2" 90 deg Mirror Diagonal for SCT Telescope

GSO 2" 90 deg Mirror Diagonal for SCT Telescope

$71.00
VINTAGE .965" TELESCOPE ERECTING PRISM #3

VINTAGE .965" TELESCOPE ERECTING PRISM #3

$24.99
VINTAGE .965" TELESCOPE ERECTING PRISM #2

VINTAGE .965" TELESCOPE ERECTING PRISM #2

$24.99
VINTAGE .965" TELESCOPE ERECTING PRISM #1

VINTAGE .965" TELESCOPE ERECTING PRISM #1

$24.99
United Lens Co. 10" Pyrex UL-26 mirror blank w  10" Edmunds glass grinding tool

United Lens Co. 10" Pyrex UL-26 mirror blank w 10" Edmunds glass grinding tool

$125.00
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

$93.00
GSO Elliptical Secondary Mirror - 88mm

GSO Elliptical Secondary Mirror - 88mm

$121.00
Telescope PRIMARY MIRROR + Metal CELL : 160mm (200mm OD)

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

$99.99
NEW Celestron AstroMaster Accessory Kit Telescope Aperture Lens Mirror

NEW Celestron AstroMaster Accessory Kit Telescope Aperture Lens Mirror

$59.87
Baader 2" Clicklock Mirror Star Diagonal for Telescope # MAX-2C 2956100

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

$297.00
Bushnell Accessoires - Tlescopes 1.25" Erecting Prism 780103

Bushnell Accessoires - Tlescopes 1.25" Erecting Prism 780103

$86.31
American Educational Concave Parabolic Large Demonstration Mirror  40.5cm Diamet

American Educational Concave Parabolic Large Demonstration Mirror 40.5cm Diamet

$72.48
William Optics 90 Degree Optics (1002306-135)

William Optics 90 Degree Optics (1002306-135)

$94.99
Celestron 94112A Erect Image Prism for Refractor NEW!!

Celestron 94112A Erect Image Prism for Refractor NEW!!

$34.95
GSO Parabolic Primary Mirror - 6" f 6

GSO Parabolic Primary Mirror - 6" f 6

$150.00
GSO Parabolic Primary Mirror - 10" f 4

GSO Parabolic Primary Mirror - 10" f 4

$457.00
GSO Parabolic Primary Mirror - 8" f 4

GSO Parabolic Primary Mirror - 8" f 4

$220.00
GSO Parabolic Primary Mirror - 8" f 5

GSO Parabolic Primary Mirror - 8" f 5

$210.00
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
Telescope PRIMARY MIRROR : 102mm

Telescope PRIMARY MIRROR : 102mm

$29.99
Telescope 80mm PRIMARY + 31mm X 22mm SECONDARY - MIRRORS + CELLS - SET

Telescope 80mm PRIMARY + 31mm X 22mm SECONDARY - MIRRORS + CELLS - SET

$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

$1,210.00
GSO Parabolic Primary Mirror - 12" f 4

GSO Parabolic Primary Mirror - 12" f 4

$640.00
GSO Parabolic Primary Mirror - 8" f 6

GSO Parabolic Primary Mirror - 8" f 6

$196.00
GSO Elliptical Secondary Mirror - 50mm

GSO Elliptical Secondary Mirror - 50mm

$47.00
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

$67.00
2.5" Edmund telescope newtonian mirror  - very slight coating blem

2.5" Edmund telescope newtonian mirror - very slight coating blem

$4.95
Telescope Spherical PRIMARY MIRROR : 160mm Diameter

Telescope Spherical PRIMARY MIRROR : 160mm Diameter

$69.99
Celestron AstroMaster Accessory Kit Telescope Aperture Lens Mirror Eyepiece Moon

Celestron AstroMaster Accessory Kit Telescope Aperture Lens Mirror Eyepiece Moon

$72.17
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

$69.00
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

$60.00
Rainbow made in japan CCD camera lens x2

Rainbow made in japan CCD camera lens x2

$50.00
Penta + Roof Optical Prism Laser Optics Beam Splitter Cube night vision

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

$79.99
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
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

$65.45
3PC Telescopic Magnetic Pick Up Inspection Mirror Piercing Pin for Inspecting

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

$7.48
NEW Orion 8763 1.25-Inch Prism Star Telescope Diagonal

NEW Orion 8763 1.25-Inch Prism Star Telescope Diagonal

$56.25
William Optics 90 Degree 1.25" Erect Prism And Adapter For 50 Finder

William Optics 90 Degree 1.25" Erect Prism And Adapter For 50 Finder

$78.00
GSO 2" 90-deg 99% Dielectric Mirror Diagonal for SCT Telescope

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

$106.00
GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for Refractor Telescope

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

$124.00
GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for SCT Telescope

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

$124.00
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

$195.00
William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal

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

$139.00
Commander Binoculars Optical Prism Part

Commander Binoculars Optical Prism Part

$49.99
Prism Diagonal 45 Degree 1.25" by High Point Scientific

Prism Diagonal 45 Degree 1.25" by High Point Scientific

$29.95