Mirrors, Prisms & Holders

Telescopes Auction
HUGE OPTICAL FLAT ZERODUR 12" DIAMETER LASER OPTICS SITALL

HUGE OPTICAL FLAT ZERODUR 12" DIAMETER LASER OPTICS SITALL

$1,100.00
SOLOMARK Solomark 2inch Explorer Enhanced Dielectric Diagonal Mirror with

SOLOMARK Solomark 2inch Explorer Enhanced Dielectric Diagonal Mirror with

$120.51
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
GSO Elliptical Secondary Mirror - 88mm

GSO Elliptical Secondary Mirror - 88mm

$132.00
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
SOLOMARK Solomark 1.25" 45-degree Diagonal Prism

SOLOMARK Solomark 1.25" 45-degree Diagonal Prism

$31.43
SOLOMARK Solomark 1.25" 45-degree Diagonal Prism

SOLOMARK Solomark 1.25" 45-degree Diagonal Prism

$35.75
Dust Caps for 1.25" Telescope Eyepieces Barlow lens - USA

Dust Caps for 1.25" Telescope Eyepieces Barlow lens - USA

$12.99
Astromania Dust Caps Set for 1.25" Telescope Eyepieces or Other Accessories - 5

Astromania Dust Caps Set for 1.25" Telescope Eyepieces or Other Accessories - 5

$19.48
Astromania Dust Caps Set for 1.25" Telescope Eyepieces or Other Accessories - 5

Astromania Dust Caps Set for 1.25" Telescope Eyepieces or Other Accessories - 5

$19.48
William Optics 1.25" 45 degree Erecting Prism Diagonal # D-EP125

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

$80.00
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
Steinheil,  large zenith prism,  refractor telescope,  + -1880

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

$370.00
Black Rouge 0.2 micron Ultrafine Polishing Compound 8 oz.

Black Rouge 0.2 micron Ultrafine Polishing Compound 8 oz.

$15.00
TeleVue  Everbrite Mirror Diagonal 2" - Satin Finish with brass clam ring

TeleVue Everbrite Mirror Diagonal 2" - Satin Finish with brass clam ring

$262.51
Astromania Dust Caps Set for 1.25" Telescope Eyepieces or Other Accessories - 5

Astromania Dust Caps Set for 1.25" Telescope Eyepieces or Other Accessories - 5

$18.19
Binocular Tripod Adapter

Binocular Tripod Adapter

$21.00
Dust Caps for 1.25" Telescope Eyepieces Barlow Lens Accessories 5 Plug 5 Set

Dust Caps for 1.25" Telescope Eyepieces Barlow Lens Accessories 5 Plug 5 Set

$12.47
GSO Elliptical Secondary Mirror - 28mm

GSO Elliptical Secondary Mirror - 28mm

$31.00
1.25" 90-Deg Eyepiece Erecting Prism f Astronomical refractor telescope 31.75mm

1.25" 90-Deg Eyepiece Erecting Prism f Astronomical refractor telescope 31.75mm

$15.00
William Optics 1.25 Inch Dielectric Carbon Fiber Diagonal

William Optics 1.25 Inch Dielectric Carbon Fiber Diagonal

$60.00
$78.00
blank telescope lens, mirror, lens, astronomy, telescope

blank telescope lens, mirror, lens, astronomy, telescope

$15.00
$30.00
GSO 2" 90-deg 99% Quartz Dielectric Mirror Diagonal for SCT Telescope

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

$120.00
Telescope Secondary Mirror 3.5 inch

Telescope Secondary Mirror 3.5 inch

$200.00
Solomark 1.25" 45-degree Diagonal Prism

Solomark 1.25" 45-degree Diagonal Prism

$29.69
Meade roof prism set for eyepiece,  telescope experiment

Meade roof prism set for eyepiece, telescope experiment

$3.95
TELESCOPE MIRROR 4.7 INCH,  120MM AND RACK & PINON EYE-PIECE HOLDER FOR 1 1 4"

TELESCOPE MIRROR 4.7 INCH, 120MM AND RACK & PINON EYE-PIECE HOLDER FOR 1 1 4"

$30.00
5 INCH TELESCOPE MIRROR BLANK Borosilicate ( Pyrex )

5 INCH TELESCOPE MIRROR BLANK Borosilicate ( Pyrex )

$29.95
TAL Star Diagonal mirror for Telescope 2 " 90 Degree New

TAL Star Diagonal mirror for Telescope 2 " 90 Degree New

$120.00
William Optics 1.25" 99% Dielectric DuraBright Carbon Fiber Star Mirror Diagonal

William Optics 1.25" 99% Dielectric DuraBright Carbon Fiber Star Mirror Diagonal

$93.00
Telescope PRIMARY MIRROR

Telescope PRIMARY MIRROR

$450.00
Meade Instruments 07202 #918A 1.25-Inch Diagonal Prism

Meade Instruments 07202 #918A 1.25-Inch Diagonal Prism

$9.99
Meade Instruments 07202 #918A 1.25-Inch Diagonal Prism

Meade Instruments 07202 #918A 1.25-Inch Diagonal Prism

$9.99
Celestron 2" Mirror Star Diagonal ( # 93519 ) Free Shipping With Buy It Now

Celestron 2" Mirror Star Diagonal ( # 93519 ) Free Shipping With Buy It Now

$56.00
$76.00
Tele Vue 2" 90-deg Enhanced Aluminum Star Diagonal # DSC-8001

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

$220.00
Lumicon Enhanced Coating Diagonal 96%

Lumicon Enhanced Coating Diagonal 96%

$70.00
Meade 128 3x 1.25 Inches Barlow Lens

Meade 128 3x 1.25 Inches Barlow Lens

$39.95
Meade 07175-02 26mm Super Plossl Series 4000

Meade 07175-02 26mm Super Plossl Series 4000

$34.99
Meade 07170-02 Super Plossl 1.25-Inch 6.4-Millimeter Eyepiece (Black)

Meade 07170-02 Super Plossl 1.25-Inch 6.4-Millimeter Eyepiece (Black)

$29.99
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
Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirror

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

$196.49
10 inch  (250mm x 40mm) F6 Parabolic Primary telescope mirror

10 inch (250mm x 40mm) F6 Parabolic Primary telescope mirror

$365.00
12 1 2 inch (320mm x 45mm) Primary Parabolic F6 telescope mirror

12 1 2 inch (320mm x 45mm) Primary Parabolic F6 telescope mirror

$575.00
1" Minor Axis Telescope Secondary Mirror Replacement Part for 114mm Scopes -NEW!

1" Minor Axis Telescope Secondary Mirror Replacement Part for 114mm Scopes -NEW!

$3.99
3" 76mm f 9.2 Telescope Spherical Mirror Kit with 3 4" Secondary  F=700mm NEW!

3" 76mm f 9.2 Telescope Spherical Mirror Kit with 3 4" Secondary F=700mm NEW!

$10.95
2.5" Edmund telescope newtonian mirror  - very slight coating blem Hard to Find!

2.5" Edmund telescope newtonian mirror - very slight coating blem Hard to Find!

$3.95
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
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
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
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
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
Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirror

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

$196.49
Orion 8727 2-Inch Dielectric Mirror Star Diagonal

Orion 8727 2-Inch Dielectric Mirror Star Diagonal

$176.11
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 07740 Series 5000 1.25-Inch Xtreme Wide Angle 5.5-Millimeter Eyepiece (Bla

Meade 07740 Series 5000 1.25-Inch Xtreme Wide Angle 5.5-Millimeter Eyepiece (Bla

$129.00
Meade #126 1.25-Inch 2x Short-Focus Barlow Lens

Meade #126 1.25-Inch 2x Short-Focus Barlow Lens

$39.99
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
William Optics 2" 45 degree Erecting Prism Diagonal for Telescope # D-EP2

William Optics 2" 45 degree Erecting Prism Diagonal for Telescope # D-EP2

$188.00
14" f 4.6 Sandwich Parabolic Telescope Mirror

14" f 4.6 Sandwich Parabolic Telescope Mirror

$650.00
Astromania 2" 45-degree High-quality Erecting Prism Diagonal for Telescope

Astromania 2" 45-degree High-quality Erecting Prism Diagonal for Telescope

$223.79
114 mm Orion Newtonian Telescope Mirror Set and Mirror Mounts

114 mm Orion Newtonian Telescope Mirror Set and Mirror Mounts

$20.00
NEW Internal Mirror for Vivitar 76mm 76700 Refractor Telescope

NEW Internal Mirror for Vivitar 76mm 76700 Refractor Telescope

$14.95
24x17x5in OPTICAL FLAT Lightweight Telescope Autocollimation Mirror Test Flat UV

24x17x5in OPTICAL FLAT Lightweight Telescope Autocollimation Mirror Test Flat UV

$5,000.00
Telescope PRIMARY MIRROR : 160mm

Telescope PRIMARY MIRROR : 160mm

$69.99
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
Brand New Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Brand New Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$131.00
Telescope Secondary Mirror 4.0 inch

Telescope Secondary Mirror 4.0 inch

$250.00
Telescope Secondary Mirror 2.36 inch

Telescope Secondary Mirror 2.36 inch

$135.00
Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirror

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

$211.49
Brand New Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

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

$103.52
Brand New Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

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

$155.18
Nice 11? mirror optics looks military

Nice 11? mirror optics looks military

$425.00
Nice 8? Concave mirror optics looks military

Nice 8? Concave mirror optics looks military

$225.00
8 inch telescope alignment mirror in cell - military specs - optical flat

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

$495.00
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
GSO 0.965"   1.25" 90-deg Hybrid Mirror Star Diagonal

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

$33.00
Optical Glass Triangular Prism,  3-Inches - PP-06291

Optical Glass Triangular Prism, 3-Inches - PP-06291

$13.06
Optical Glass Triangular Prism,  4-Inches - PP-06284

Optical Glass Triangular Prism, 4-Inches - PP-06284

$13.69
3PC Telescopic Magnetic Pick Up Inspection Mirror Piercing Pin for Inspecting

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

$8.98
Arcturus Dielectric Mirror Diagonal 2 Inch

Arcturus Dielectric Mirror Diagonal 2 Inch

$119.95
2.5" Edmund telescope newtonian mirror  - very slight coating blem Hard to Find!

2.5" Edmund telescope newtonian mirror - very slight coating blem Hard to Find!

$4.95
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 ...

$12.04
Celestron 2-Inch XLT Diagonal Mirror for SCT Telescope

Celestron 2-Inch XLT Diagonal Mirror for SCT Telescope

$133.86
Meade MWA Eyepiece 15mm (2") Waterproof

Meade MWA Eyepiece 15mm (2") Waterproof

$249.95
GSO 2" 90 deg Mirror Diagonal for SCT Telescope

GSO 2" 90 deg Mirror Diagonal for SCT Telescope

$73.00
TAL Star Diagonal mirror for Telescope 1, 25" 90 Degree New

TAL Star Diagonal mirror for Telescope 1, 25" 90 Degree New

$99.00
GSO Elliptical Secondary Mirror - 31mm

GSO Elliptical Secondary Mirror - 31mm

$41.00
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 ...

$15.75
Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirro...

Meade Instruments 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirro...

$180.25
Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

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

$136.97
Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

$89.23
Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$116.47
American Educational Concave and Convex Spherical Glass Mirror,  7.5cm New

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

$37.93
Tele Vue Flip-Mirror for Starbeam Finderscope #SFM-1005

Tele Vue Flip-Mirror for Starbeam Finderscope #SFM-1005

$25.00
Vortex MT-5107 Razor Red Dot Low Rail Mount (3 8")

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

$39.00
GSO 6" f 8 Parabolic Primary and 31mm Secondary Mirror Set for Telescope

GSO 6" f 8 Parabolic Primary and 31mm Secondary Mirror Set for Telescope

$150.00