Mirrors, Prisms & Holders

Telescopes Auction
1.25" STAR DIAGONAL - PRISM TYPE - #7

1.25" STAR DIAGONAL - PRISM TYPE - #7

$28.99
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
Lumicon 2" Enhanced Diagonal for Telescope # LD1015

Lumicon 2" Enhanced Diagonal for Telescope # LD1015

$208.95
Orion 1.25" 45-degree Correct-Image Prism Diagonal

Orion 1.25" 45-degree Correct-Image Prism Diagonal

$25.00
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

$300.00
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
Tele Vue 2" 90-deg Enhanced Aluminum Star Diagonal # DSC-8001

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

$220.00
GSO 1.25" 90 degree Erect Image Amici Prism Diagonal # PD90

GSO 1.25" 90 degree Erect Image Amici Prism Diagonal # PD90

$32.00
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
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
Baader 2" Clicklock Mirror Star Diagonal for Telescope # MAX-2C 2956100

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

$297.00
Celestron 1.25-inch Errect Image 45 Degree Diagonal

Celestron 1.25-inch Errect Image 45 Degree Diagonal

$35.00
Celestron 1.25-inch Star Diagonal

Celestron 1.25-inch Star Diagonal

$35.00
Celestron 2-inch SCT Diagonal XLT

Celestron 2-inch SCT Diagonal XLT

$134.95
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
Jarrell-Ash  8" Parabolic Mirror   1.5 M  Focal Length  3 cm Thick   New Coating

Jarrell-Ash 8" Parabolic Mirror 1.5 M Focal Length 3 cm Thick New Coating

$225.00
8" X 1 3 8" Pyrex Mirror Blank (Flat,  Full Thickness)

8" X 1 3 8" Pyrex Mirror Blank (Flat, Full Thickness)

$49.00
PERISCOPE EYEPIECE TELESCOPE PRISM BEAM SPLITTER TANK LASER AIM OPTIC 240mm

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

$65.00
William Optics 1.25" 45 degree Erecting Prism Diagonal # D-EP125

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

$78.00
Baader T-2 90° Deluxe Astro-Grade Amici Prism Diagonal Body # AMICI-DX1 2456130

Baader T-2 90° Deluxe Astro-Grade Amici Prism Diagonal Body # AMICI-DX1 2456130

$302.00
American Educational Concave Spherical Silver-Backed Glass Mirror with Ground Ed

American Educational Concave Spherical Silver-Backed Glass Mirror with Ground Ed

$19.87
2.5" Edmund telescope newtonian mirror  - very slight coating blem

2.5" Edmund telescope newtonian mirror - very slight coating blem

$3.95
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
Extra Lg NEW 4 VANE SECONDARY MIRROR+CELL FOR REFLECTOR TELESCOPE  51mm X 35mm

Extra Lg NEW 4 VANE SECONDARY MIRROR+CELL FOR REFLECTOR TELESCOPE 51mm X 35mm

$29.99
Telescope PRIMARY MIRROR + CELL : 80mm

Telescope PRIMARY MIRROR + CELL : 80mm

$24.99
Telescope Spherical PRIMARY MIRROR : 160mm Diameter

Telescope Spherical PRIMARY MIRROR : 160mm Diameter

$69.99
Telescope 80mm PRIMARY + 31mm X 22mm SECONDARY - MIRRORS + CELLS - SET

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

$19.99
41IN 1METER CERVIT ULE CERAMIC F 9 SQUARE TELESCOPE MIRROR MOUNT ZERODUR BLANK

41IN 1METER CERVIT ULE CERAMIC F 9 SQUARE TELESCOPE MIRROR MOUNT ZERODUR BLANK

$25,000.00
Solomark The 1.25" 90 degree diagonal Prism (Metal) for Astronomic Telescope

Solomark The 1.25" 90 degree diagonal Prism (Metal) for Astronomic Telescope

$28.88
Solomark The 1.25" 45 degree diagonal Prism

Solomark The 1.25" 45 degree diagonal Prism

$18.88
Solomark The 1.25" 90 degree diagonal Prism for Astronomic Telescope

Solomark The 1.25" 90 degree diagonal Prism for Astronomic Telescope

$28.88
Solomark The 1.25" 90 degree diagonal mirror for Astronomic Telescope

Solomark The 1.25" 90 degree diagonal mirror for Astronomic Telescope

$22.88
Solomark Telescope Alignment 1.25" Next Generation Laser Collimator 2" Adaptor

Solomark Telescope Alignment 1.25" Next Generation Laser Collimator 2" Adaptor

$28.88
Mirror Blank 6 inch - Grind a 6" Telescope Mirror - 6.1" actual Diameter!

Mirror Blank 6 inch - Grind a 6" Telescope Mirror - 6.1" actual Diameter!

$32.00
Telescope Secondary Mirror 2.76 inch

Telescope Secondary Mirror 2.76 inch

$139.00
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

$38.00
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?

$5,000.00
Celestron 94112A Erect Image Prism for Refractor NEW!!

Celestron 94112A Erect Image Prism for Refractor NEW!!

$34.95
Baader 1.25" 45° Amici Prism Diagonal # AMICI-45 2956150

Baader 1.25" 45° Amici Prism Diagonal # AMICI-45 2956150

$93.00
1.25" inch partial telescope eyepiece mirror diagonal

1.25" inch partial telescope eyepiece mirror diagonal

$3.95
NEW Orion 1.25" Dielectric Mirror Star Diagonal - 99 Percent Reflectivity 08880

NEW Orion 1.25" Dielectric Mirror Star Diagonal - 99 Percent Reflectivity 08880

$89.00
8" f 5 Telescope Mirror Kit

8" f 5 Telescope Mirror Kit

$75.00
$150.00
Televue 1.25 Diagonal

Televue 1.25 Diagonal

$80.00
Nice 11? mirror optics looks military

Nice 11? mirror optics looks military

$625.00
Nice 8? Concave mirror optics looks military

Nice 8? Concave mirror optics looks military

$255.00
5" optical aluminium mirror blank glass newtonian telescope(65" parabolic mirror

5" optical aluminium mirror blank glass newtonian telescope(65" parabolic mirror

$31.23
optical test flat mirror blank glass 5cm,  13mm thick Newtonian telescope

optical test flat mirror blank glass 5cm, 13mm thick Newtonian telescope

$11.00
3PC Telescopic Magnetic Pick Up Inspection Mirror Piercing Pin for Inspecting

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

$7.48
Arcturus Dielectric Mirror Diagonal 2 Inch

Arcturus Dielectric Mirror Diagonal 2 Inch

$119.95
Meade roof prism set for eyepiece,  telescope experiment

Meade roof prism set for eyepiece, telescope experiment

$4.95
8" f 6 Primary and 1.8in Secondary Telescope Mirror Set

8" f 6 Primary and 1.8in Secondary Telescope Mirror Set

$170.00
$230.00
GSO Elliptical Secondary Mirror - 28mm

GSO Elliptical Secondary Mirror - 28mm

$30.00
GSO Elliptical Secondary Mirror - 88mm

GSO Elliptical Secondary Mirror - 88mm

$130.00
GSO Parabolic Primary Mirror - 6" f 6

GSO Parabolic Primary Mirror - 6" f 6

$155.00
GSO Parabolic Primary Mirror - 6" f 8

GSO Parabolic Primary Mirror - 6" f 8

$115.00
GSO Parabolic Primary Mirror - 8" f 4

GSO Parabolic Primary Mirror - 8" f 4

$230.00
Orion 2" Dielectric Mirror Star Diagonal

Orion 2" Dielectric Mirror Star Diagonal

$69.00
GSO Elliptical Secondary Mirror - 50mm

GSO Elliptical Secondary Mirror - 50mm

$50.00
Telescope PRIMARY MIRROR : 102mm

Telescope PRIMARY MIRROR : 102mm

$37.00
William Optics 90 Degree Optics (1002306-135)

William Optics 90 Degree Optics (1002306-135)

$74.99
15x10x2in BK7 Glass Optical Flat Zygo Double sided transmission Flat 1 10?

15x10x2in BK7 Glass Optical Flat Zygo Double sided transmission Flat 1 10?

$1,500.00
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

$30.38
4" Dia. x  1" Thick - Pyrex Telescope Optics Blank Disc mirror

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

$19.99
GSO Parabolic Primary Mirror - 10" f 5

GSO Parabolic Primary Mirror - 10" f 5

$290.00
GSO Parabolic Primary Mirror - 6" f 4

GSO Parabolic Primary Mirror - 6" f 4

$215.00
GSO Parabolic Primary Mirror - 6" f 5

GSO Parabolic Primary Mirror - 6" f 5

$145.00
1.5 meter f 4.9 Zerodur Mirror with Mount Telescope Primary Parabolic Collimator

1.5 meter f 4.9 Zerodur Mirror with Mount Telescope Primary Parabolic Collimator

$78,500.00
LOT OF 3 EDMUND SCIENTIFIC FIRST SURFACE MIRROR 127X178mm & 43X145mm 5X7

LOT OF 3 EDMUND SCIENTIFIC FIRST SURFACE MIRROR 127X178mm & 43X145mm 5X7

$45.00
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 Elliptical Secondary Mirror - 62.5mm

GSO Elliptical Secondary Mirror - 62.5mm

$60.00
GSO Elliptical Secondary Mirror - 68mm

GSO Elliptical Secondary Mirror - 68mm

$67.00
William Optics NEW 2" 45 degree Erect Prism

William Optics NEW 2" 45 degree Erect Prism

$188.00
Orion 8763 1.25-Inch Prism Star Telescope Diagonal New

Orion 8763 1.25-Inch Prism Star Telescope Diagonal New

$56.68
Tele Vue 1.25" 45-deg Erect Image Prism Diagonal # AMI-0011

Tele Vue 1.25" 45-deg Erect Image Prism Diagonal # AMI-0011

$66.00
GSO 2" 90 deg Mirror Diagonal for Refractor Telescope

GSO 2" 90 deg Mirror Diagonal for Refractor Telescope

$72.00
GSO 2" 90-deg 99% Dielectric Mirror Diagonal for SCT Telescope

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

$110.00
Swayze  Optical 10" f 4.3 telescope mirror,  brand new

Swayze Optical 10" f 4.3 telescope mirror, brand new

$600.00
Swayze Optical 10" Pyrex telescope mirror. Brand new f   4.6

Swayze Optical 10" Pyrex telescope mirror. Brand new f 4.6

$585.00
Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$125.64
Meade #933 45 degree erecting Prism #07220 - NEW -

Meade #933 45 degree erecting Prism #07220 - NEW -

$49.95
Bushnell 1.25" Erecting Prism 780103

Bushnell 1.25" Erecting Prism 780103

$59.99
Bushnell 1.25" Erecting Prism 780103

Bushnell 1.25" Erecting Prism 780103

$53.99
10X50 Hand-held Spotting Double-focusing Telescope Bird Mirror

10X50 Hand-held Spotting Double-focusing Telescope Bird Mirror

$28.99
Meade roof prism set for making upright image eyepieces,  telescope experiments,

Meade roof prism set for making upright image eyepieces, telescope experiments,

$5.95
GSO Elliptical Secondary Mirror - 74mm

GSO Elliptical Secondary Mirror - 74mm

$82.00
Glass mirror telescope blank 8'' X 3 4''

Glass mirror telescope blank 8'' X 3 4''

$80.00
Pyrex glass mirror telescope blank 8'' X 1 3 8'' # 634080

Pyrex glass mirror telescope blank 8'' X 1 3 8'' # 634080

$150.00
Front Lens X9TV Objective Mirror 7" Telephoto Night Vision Starlight Telescope

Front Lens X9TV Objective Mirror 7" Telephoto Night Vision Starlight Telescope

$382.00
TELESCOPE SECONDARY MIRROR 2.7 inch

TELESCOPE SECONDARY MIRROR 2.7 inch

$77.95
Meade 918A Diagonal Prism 1.25 inch (1-1 4 in.) Eyepiece

Meade 918A Diagonal Prism 1.25 inch (1-1 4 in.) Eyepiece

$29.95
Meade 1.25" # 918A Diagonal Prism for Telescope # 07202

Meade 1.25" # 918A Diagonal Prism for Telescope # 07202

$39.00
Pyrex Curved 10.5x1" Telescope Mirror Blank- 51" Focal Length,  f 4.8- Minor Blem

Pyrex Curved 10.5x1" Telescope Mirror Blank- 51" Focal Length, f 4.8- Minor Blem

$124.95
37IN DIA FUSED SILICA OPTICAL FLAT W  AL MOUNT QUARTZ GLASS TELESCOPE BLANK

37IN DIA FUSED SILICA OPTICAL FLAT W AL MOUNT QUARTZ GLASS TELESCOPE BLANK

$35,000.00