Mirrors, Prisms & Holders

Telescopes Auction
Black Cotton Blend Galileo Embroidered Apron

Black Cotton Blend Galileo Embroidered Apron

$5.00
Parks 45 Degree Hybrid Diagonal .96" to 1.25" for Telescope

Parks 45 Degree Hybrid Diagonal .96" to 1.25" for Telescope

$9.95
Steinheil,  large zenith prism,  refractor telescope,  + -1880

Steinheil, large zenith prism, refractor telescope, + -1880

$370.00
GSO 16" f 4.5 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

GSO 16" f 4.5 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

$1,420.00
Orion telescope reflector SkyView Deluxe 153mm f 4.9 matching mirrors 1997

Orion telescope reflector SkyView Deluxe 153mm f 4.9 matching mirrors 1997

$50.22
Secondary Mirror & Spider from 16" telescope

Secondary Mirror & Spider from 16" telescope

$90.00
.787" Minor axis Telescope Diagonal Optical Flat Mirror Brand new from factory

.787" Minor axis Telescope Diagonal Optical Flat Mirror Brand new from factory

$2.00
468mm (18.4 Inch) f 7 Newtonian TELESCOPE MIRROR Historic Whittier College 1920s

468mm (18.4 Inch) f 7 Newtonian TELESCOPE MIRROR Historic Whittier College 1920s

$1,250.00
Orion 15188 Scope Cloak - Refractor Reflector and SCTs

Orion 15188 Scope Cloak - Refractor Reflector and SCTs

$120.58
High point scientific 2" Diagonal

High point scientific 2" Diagonal

$69.00
1.25" STAR DIAGONAL - PRISM TYPE - #7

1.25" STAR DIAGONAL - PRISM TYPE - #7

$28.99
Meade 07730 Series 5000 HD-60 4.5-Millimeter Eyepiece (Black)

Meade 07730 Series 5000 HD-60 4.5-Millimeter Eyepiece (Black)

$89.00
Meade 07734 Series 5000 1.25-Inch HD-60 18-Millimeter Eyepiece (Black)

Meade 07734 Series 5000 1.25-Inch HD-60 18-Millimeter Eyepiece (Black)

$89.00
Explore Scientific 99% Dielectric 2" Diagonal for Telescope # DD02-00CF

Explore Scientific 99% Dielectric 2" Diagonal for Telescope # DD02-00CF

$119.99
Meade 07741 Series 5000 1.25-Inch Xtreme Wide Angle 8.8-Millimeter Eyepiece (Bla

Meade 07741 Series 5000 1.25-Inch Xtreme Wide Angle 8.8-Millimeter Eyepiece (Bla

$129.00
Meade 07356 SLR 1.25-Inch Basic Camera Adapter for Refractor and Reflector Teles

Meade 07356 SLR 1.25-Inch Basic Camera Adapter for Refractor and Reflector Teles

$39.99
Tani telescope refractor eyepiece 1.25" porro prism great cond 1978 JAPAN

Tani telescope refractor eyepiece 1.25" porro prism great cond 1978 JAPAN

$6.00
Telescope PRIMARY MIRROR + CELL : 160mm

Telescope PRIMARY MIRROR + CELL : 160mm

$99.99
GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for SCT Telescope

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

$132.00
Meade 8" Equatorial Wedge 07002

Meade 8" Equatorial Wedge 07002

$299.00
3.1" Pyrex Telescope Diagonal Optical Flat Mirror

3.1" Pyrex Telescope Diagonal Optical Flat Mirror

$6.00
3.1" Pyrex Telescope Diagonal Optical Flat Mirror

3.1" Pyrex Telescope Diagonal Optical Flat Mirror

$13.00
Telescope Mirror 12.5"

Telescope Mirror 12.5"

$600.00
41" Ritchey-Chrétien Telescope Mirror W  Secondary & Tertiary + Kevlar Insert

41" Ritchey-Chrétien Telescope Mirror W Secondary & Tertiary + Kevlar Insert

$70,000.00
Tele Vue 2" 90-deg Enhanced Aluminum Star Diagonal # DSC-8001

Tele Vue 2" 90-deg Enhanced Aluminum Star Diagonal # DSC-8001

$220.00
Tele Vue 1.25" 90-deg Enhanced Aluminum Star Diagonal # DSC-0125

Tele Vue 1.25" 90-deg Enhanced Aluminum Star Diagonal # DSC-0125

$134.00
Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$125.46
Orion 8850 2-Inch Refractor Telescope Mirror Diagonal

Orion 8850 2-Inch Refractor Telescope Mirror Diagonal

$120.32
Best Aluminizing coating Service for your telescope mirror

Best Aluminizing coating Service for your telescope mirror

$125.00
Meade 07175-02 26mm Super Plossl Series 4000 # 0717502

Meade 07175-02 26mm Super Plossl Series 4000 # 0717502

$34.99
GSO 1.25" 90-deg Mirror Star Diagonal for Refractor Telescope # GSST

GSO 1.25" 90-deg Mirror Star Diagonal for Refractor Telescope # GSST

$31.00
GSO 1.25" 45 degree Erect Image Amici Prism Diagonal # PD45

GSO 1.25" 45 degree Erect Image Amici Prism Diagonal # PD45

$32.00
37IN DIA BK7 OPTICAL FLAT AL MOUNT GLASS TELESCOPE MIRROR BLANK

37IN DIA BK7 OPTICAL FLAT AL MOUNT GLASS TELESCOPE MIRROR BLANK

$35,000.00
GSO 0.965"   1.25" 90-deg Hybrid Mirror Star Diagonal

GSO 0.965" 1.25" 90-deg Hybrid Mirror Star Diagonal

$33.00
GSO 0.965"   1.25" 45-deg Hybrid Erect-Image Prism Diagonal

GSO 0.965" 1.25" 45-deg Hybrid Erect-Image Prism Diagonal

$34.00
GSO 0.965"   1.25" 90-deg Hybrid Erect-Image Prism Diagonal

GSO 0.965" 1.25" 90-deg Hybrid Erect-Image Prism Diagonal

$34.00
5" 125mm f 5  Telescope Spherical primary Mirror,  .66" 16.5mm Thick

5" 125mm f 5 Telescope Spherical primary Mirror, .66" 16.5mm Thick

$29.99
18.75in FUSED SILICA TELESCOPE PCX LENS IN VACUUM CELL SCHUPMANN SOLAR QUARTZ

18.75in FUSED SILICA TELESCOPE PCX LENS IN VACUUM CELL SCHUPMANN SOLAR QUARTZ

$12,500.00
8 INCH TELESCOPE MIRROR BLANK Borosilicate ( Pyrex )

8 INCH TELESCOPE MIRROR BLANK Borosilicate ( Pyrex )

$112.00
14.75in FUSED SILICA TELESCOPE SOLAR QUARTZ ASPHERICAL CORRECTED LENS ASPHERE

14.75in FUSED SILICA TELESCOPE SOLAR QUARTZ ASPHERICAL CORRECTED LENS ASPHERE

$8,000.00
Meade telescope refractor cassegrain eyepiece 1.25" 90 degree diagonal JAPAN

Meade telescope refractor cassegrain eyepiece 1.25" 90 degree diagonal JAPAN

$6.49
Celestron 94112A Erect Image Prism for Refractor NEW!!

Celestron 94112A Erect Image Prism for Refractor NEW!!

$37.95
Bo Concept (bresee) high-power high-definition telescope 8X30  0

Bo Concept (bresee) high-power high-definition telescope 8X30 0

$33.99
Meade Ts34c-m Long Range Temperature Te923w-m,  White

Meade Ts34c-m Long Range Temperature Te923w-m, White

$29.37
Meade 5" f 8 Telescope Mirror with 2" Spider Mirror assembly & 2.00" focuser

Meade 5" f 8 Telescope Mirror with 2" Spider Mirror assembly & 2.00" focuser

$10.00
telescope blank mirror, astronomy, telescope, lens,

telescope blank mirror, astronomy, telescope, lens,

$45.00
$75.00
blank mirror, telescope mirror, lens, astronomy

blank mirror, telescope mirror, lens, astronomy

$20.00
$35.00
Telescope MIRROR+CELL Set ! 102mm Primary + Cell & 38mm X 27mm Secondary + Cell

Telescope MIRROR+CELL Set ! 102mm Primary + Cell & 38mm X 27mm Secondary + Cell

$39.99
2.5" Edmund telescope newtonian mirror  - very slight coating blem

2.5" Edmund telescope newtonian mirror - very slight coating blem

$3.95
1.25"(31.7mm) 90 degree Erect Image Amici Prism Diagonal for refractor telescope

1.25"(31.7mm) 90 degree Erect Image Amici Prism Diagonal for refractor telescope

$19.99
2X 1.25'' Zenith Mirror 45Degree Erecting Prism Telescope Diagonal for Eyepiece

2X 1.25'' Zenith Mirror 45Degree Erecting Prism Telescope Diagonal for Eyepiece

$22.49
5X 1.25" 45? Erecting Prism Astronomical Telescope 31.7mm Zenith Diagonal Mirror

5X 1.25" 45? Erecting Prism Astronomical Telescope 31.7mm Zenith Diagonal Mirror

$52.99
18x12.5x3in Fused Silica Quartz Optical Flat Heliostat Telescope Mirror UV 1 20?

18x12.5x3in Fused Silica Quartz Optical Flat Heliostat Telescope Mirror UV 1 20?

$8,500.00
PERISCOPE EYEPIECE TELESCOPE PRISM BEAM SPLITTER TANK LASER AIM OPTIC 240mm

PERISCOPE EYEPIECE TELESCOPE PRISM BEAM SPLITTER TANK LASER AIM OPTIC 240mm

$37.39
Rotary Closeup Lens Self-Shot Mirror For FujiFilm Instax Mini7s 8 Camera

Rotary Closeup Lens Self-Shot Mirror For FujiFilm Instax Mini7s 8 Camera

$0.01
Pile 'O Mirrors!  4 Telescope Mirrors

Pile 'O Mirrors! 4 Telescope Mirrors

$22.16
GSO Parabolic Primary Mirror - 6" f 4

GSO Parabolic Primary Mirror - 6" f 4

$219.00
GSO 6" f 4 Parabolic Primary and 62.5mm Secondary Mirror Set for Telescope

GSO 6" f 4 Parabolic Primary and 62.5mm Secondary Mirror Set for Telescope

$265.00
24x17x5in OPTICAL FLAT Lightweight Telescope Autocollimation Mirror Test Flat UV

24x17x5in OPTICAL FLAT Lightweight Telescope Autocollimation Mirror Test Flat UV

$5,000.00
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
PERISCOPE EYEPIECE TELESCOPE PRISM BEAM SPLITTER 45 DEGREE MIRROR

PERISCOPE EYEPIECE TELESCOPE PRISM BEAM SPLITTER 45 DEGREE MIRROR

$21.85
GSO Elliptical Secondary Mirror - 46.5mm

GSO Elliptical Secondary Mirror - 46.5mm

$48.00
1.25" inch partial telescope eyepiece mirror diagonal

1.25" inch partial telescope eyepiece mirror diagonal

$3.95
Celestron 94112A Erect Image Prism for Refractor NEW!!

Celestron 94112A Erect Image Prism for Refractor NEW!!

$37.95
Meade roof prism set for eyepiece,  telescope experiment

Meade roof prism set for eyepiece, telescope experiment

$3.95
American Educational Concave Parabolic Large Demonstration Mirror,  40.5cm New

American Educational Concave Parabolic Large Demonstration Mirror, 40.5cm New

$49.52
Brand New Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Brand New Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$131.06
Brand New Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

Brand New Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

$100.95
Brand New Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

Brand New Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

$155.18
Meade 07735 Series 5000 1.25-Inch HD-60 25-Millimeter Eyepiece (Black)

Meade 07735 Series 5000 1.25-Inch HD-60 25-Millimeter Eyepiece (Black)

$89.00
Meade MWA Eyepiece 5mm (1 25") Waterproof

Meade MWA Eyepiece 5mm (1 25") Waterproof

$199.95
Meade 07176-02 32mm Super Plossl Series 4000

Meade 07176-02 32mm Super Plossl Series 4000

$49.99
8 inch telescope alignment mirror in cell - military specs - optical flat

8 inch telescope alignment mirror in cell - military specs - optical flat

$495.00
Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirror

Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirror

$169.31
Meade 128 3x 1.25 Inches Barlow Lens

Meade 128 3x 1.25 Inches Barlow Lens

$39.95
Arcturus Dielectric Mirror Diagonal 2 Inch

Arcturus Dielectric Mirror Diagonal 2 Inch

$119.95
Dust Caps for 1.25" Telescope Eyepieces Barlow lens or Other Accessories - 5 ...

Dust Caps for 1.25" Telescope Eyepieces Barlow lens or Other Accessories - 5 ...

$12.67
New Mil Spec First (Front) Surface Mirror 110mm x 65mm Part number 10516757

New Mil Spec First (Front) Surface Mirror 110mm x 65mm Part number 10516757

$100.00
8" 203mm f 3.9 Telescope Plate Glass Spherical Mirror F=800mm NEW!

8" 203mm f 3.9 Telescope Plate Glass Spherical Mirror F=800mm NEW!

$94.95
2-3 4" Minor Axis Telescope Secondary Mirror Replacement Part for 8" Primary NEW

2-3 4" Minor Axis Telescope Secondary Mirror Replacement Part for 8" Primary NEW

$36.95
6" 150mm f 5  Telescope Spherical Mirror,  1-9 16" Secondary F=750mm NEW!

6" 150mm f 5 Telescope Spherical Mirror, 1-9 16" Secondary F=750mm NEW!

$47.95
8" 203mm f 3.9 Telescope Spherical Mirror with 2-3 4" Secondary F=800mm NEW!

8" 203mm f 3.9 Telescope Spherical Mirror with 2-3 4" Secondary F=800mm NEW!

$119.95
4.5" 114mm f5 Short Tube Telescope Spherical Mirror with 1-3 8 Secondary F=500mm

4.5" 114mm f5 Short Tube Telescope Spherical Mirror with 1-3 8 Secondary F=500mm

$22.95
Zenith Mirror 45Degree Erecting Prism for 1.25'' Refractor Telescopes Eyepiece

Zenith Mirror 45Degree Erecting Prism for 1.25'' Refractor Telescopes Eyepiece

$17.09
NEW Lumenis Coherent High Power CO2 Laser Silicon Mirror 200W,  0614-993-01 Rev C

NEW Lumenis Coherent High Power CO2 Laser Silicon Mirror 200W, 0614-993-01 Rev C

$25.47
Celestron 2-inch SCT Diagonal XLT

Celestron 2-inch SCT Diagonal XLT

$134.95
Celestron 1.25-inch Errect Image 45 Degree Diagonal 94112-A

Celestron 1.25-inch Errect Image 45 Degree Diagonal 94112-A

$35.00
Celestron 1.25-inch Star Diagonal 94115-A

Celestron 1.25-inch Star Diagonal 94115-A

$35.00
GSO Elliptical Secondary Mirror - 28mm

GSO Elliptical Secondary Mirror - 28mm

$31.00
GSO Elliptical Secondary Mirror - 88mm

GSO Elliptical Secondary Mirror - 88mm

$132.00
Mirror Large Demonstration Convex Spherical 40.5cm Dia. X 37cm fl

Mirror Large Demonstration Convex Spherical 40.5cm Dia. X 37cm fl

$74.25
15x10x2in BK7 Glass Optical Flat Zygo Double sided 1 10? but with CRACK 25lb

15x10x2in BK7 Glass Optical Flat Zygo Double sided 1 10? but with CRACK 25lb

$450.00
American Educational Concave and Convex Spherical Glass Mirror,  7.5cm New

American Educational Concave and Convex Spherical Glass Mirror, 7.5cm New

$28.73
Vortex MT-5107 Razor Red Dot Low Rail Mount (3 8")

Vortex MT-5107 Razor Red Dot Low Rail Mount (3 8")

$39.00
Meade 07171-02 9.7mm Super Plossl Series 4000

Meade 07171-02 9.7mm Super Plossl Series 4000

$29.99
4" Dia. x  1" Thick - Pyrex Telescope Optics Blank Disc Mirror

4" Dia. x 1" Thick - Pyrex Telescope Optics Blank Disc Mirror

$9.49
GSO Parabolic Primary Mirror - 10" f 5

GSO Parabolic Primary Mirror - 10" f 5

$293.00
GSO 10" f 5 Parabolic Primary and 62.5mm Secondary Mirror Set for Telescope

GSO 10" f 5 Parabolic Primary and 62.5mm Secondary Mirror Set for Telescope

$335.00
GSO Parabolic Primary Mirror - 10" f 4

GSO Parabolic Primary Mirror - 10" f 4

$485.00
GSO 10" f 4 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

GSO 10" f 4 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

$600.00