Mirrors, Prisms & Holders

Telescopes Auction
GSO Elliptical Secondary Mirror - 62.5mm

GSO Elliptical Secondary Mirror - 62.5mm

$54.00
GSO Elliptical Secondary Mirror - 68mm

GSO Elliptical Secondary Mirror - 68mm

$61.00
Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$137.08
Orion 8727 2-Inch Dielectric Mirror Star Diagonal

Orion 8727 2-Inch Dielectric Mirror Star Diagonal

$208.51
Meade roof prism set for eyepiece,  telescope experiment

Meade roof prism set for eyepiece, telescope experiment

$3.95
William Optics 2" 99% Dura Bright RotoLock Mirror Diagonal for Refractors

William Optics 2" 99% Dura Bright RotoLock Mirror Diagonal for Refractors

$210.00
Galileo Telescope -Nautical Decor Floor Standing 18" Brass Astro Telescope

Galileo Telescope -Nautical Decor Floor Standing 18" Brass Astro Telescope

$105.65
Galileo Decorative Telescope 15" Dorpmarket Table Top Telescope

Galileo Decorative Telescope 15" Dorpmarket Table Top Telescope

$80.98
Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

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

$140.96
GSO 2" 90-deg 99% Dielectric Mirror Diagonal for SCT Telescope

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

$102.00
Meade Super Plossl 20mm (1 25")

Meade Super Plossl 20mm (1 25")

$34.99
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
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
RZ900 Digital Laser distance meter telescope range finder golf hunting military

RZ900 Digital Laser distance meter telescope range finder golf hunting military

$179.99
#### SLASHED PRICE again for the holidays #### Telescope BLANKS

#### SLASHED PRICE again for the holidays #### Telescope BLANKS

$695.00
10× Astronomical Accessory 90-Deg Zenith Mirror for 1.25" Telescope Eyepiece New

10× Astronomical Accessory 90-Deg Zenith Mirror for 1.25" Telescope Eyepiece New

$115.89
10mm Non Polarizing Cube Beamsplitter

10mm Non Polarizing Cube Beamsplitter

$106.32
NEW! Tele Vue 90-Degree Everbrite 2" Mirror Diagonal (Satin): DSF-8002

NEW! Tele Vue 90-Degree Everbrite 2" Mirror Diagonal (Satin): DSF-8002

$229.95
NEW! Tele Vue 90-Degree Everbrite 1.25" Mirror Diagonal: DPC-1250

NEW! Tele Vue 90-Degree Everbrite 1.25" Mirror Diagonal: DPC-1250

$134.95
Meade Wireless long range remote temperature sensor TS34C-M

Meade Wireless long range remote temperature sensor TS34C-M

$24.99
Meade roof prism set for making upright image eyepieces,  telescope experiments,

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

$4.95
GSO Elliptical Secondary Mirror - 74mm

GSO Elliptical Secondary Mirror - 74mm

$75.00
Meade #932 1.25" 45-deg Erect-Image Prism Diagonal for ETX90 105 125 # 07210

Meade #932 1.25" 45-deg Erect-Image Prism Diagonal for ETX90 105 125 # 07210

$41.00
SOLOMARK Solomark 1.25" 45-degree Diagonal Prism

SOLOMARK Solomark 1.25" 45-degree Diagonal Prism

$35.75
2" 90-Deg Dielectric Mirror Diagonal for SCT Astronomical Telescope with Adapter

2" 90-Deg Dielectric Mirror Diagonal for SCT Astronomical Telescope with Adapter

$67.14
Dust Caps for 1.25" Telescope Eyepieces Barlow lens or Other Accessories - 5 Plu

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

$14.00
William Optics 2" Diagonal Mirror #D-DIG2

William Optics 2" Diagonal Mirror #D-DIG2

$99.00
GSO Parabolic Primary Mirror - 6" f 6

GSO Parabolic Primary Mirror - 6" f 6

$143.00
GSO Parabolic Primary Mirror - 12" f 5

GSO Parabolic Primary Mirror - 12" f 5

$492.00
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

$39.95
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!

$99.95
Bushnell 1.25" Erecting Prism 780103

Bushnell 1.25" Erecting Prism 780103

$42.29
Bushnell 1.25" Erecting Prism 780103

Bushnell 1.25" Erecting Prism 780103

$48.59
American Educational Concave and Convex Spherical Glass Mirror,  7.5cm

American Educational Concave and Convex Spherical Glass Mirror, 7.5cm

$30.51
6"x1"  Pyrex Glass Mirror Optical with case

6"x1" Pyrex Glass Mirror Optical with case

$95.00
Orion Dielectric Mirror Star Diagonal 1.25" #08880

Orion Dielectric Mirror Star Diagonal 1.25" #08880

$89.95
1 Mirror 6.0'' Diameter mirror blank

1 Mirror 6.0'' Diameter mirror blank

$50.00
GSO 1.25" 90 degree Erect Image Amici Prism Diagonal # PD90

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

$27.00
American Educational Concave Parabolic Large Demonstration Mirror,  40.5cm 68cm

American Educational Concave Parabolic Large Demonstration Mirror, 40.5cm 68cm

$47.00
Meade LPI-GM Lunar Planetary Imager and Guider - Mono

Meade LPI-GM Lunar Planetary Imager and Guider - Mono

$199.95
Meade 07172-02 12.4mm Super Plossl Series 4000

Meade 07172-02 12.4mm Super Plossl Series 4000

$29.99
William Optics 2" Erecting Prism Diagonal for Telescope - As NEW

William Optics 2" Erecting Prism Diagonal for Telescope - As NEW

$163.83
American Educational Concave Parabolic Large Demonstration Mirror,  40.5cm 68cm

American Educational Concave Parabolic Large Demonstration Mirror, 40.5cm 68cm

$46.43
14.25" Telescope Concave Ribbed Optical Mirror Blank

14.25" Telescope Concave Ribbed Optical Mirror Blank

$250.00
14" Telescope Concave Mirror Blank

14" Telescope Concave Mirror Blank

$499.00
Telescope Secondary Mirror 3.1 inch

Telescope Secondary Mirror 3.1 inch

$160.00
Celestron telescope cassegrain eyepiece C8 1.25" 90 deg prism diagonal 1975 USA

Celestron telescope cassegrain eyepiece C8 1.25" 90 deg prism diagonal 1975 USA

$0.00
2" Dielectric Diagonal Mirror Carbon Fiber Plate+2" to1.25" Eyepiece Adapter Hot

2" Dielectric Diagonal Mirror Carbon Fiber Plate+2" to1.25" Eyepiece Adapter Hot

$102.59
American Educational Concave Spherical Silver-Backed Glass Mirror with Ground of

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

$20.41
2" Diagonal for Telescope

2" Diagonal for Telescope

$15.00
Meade MWA Eyepiece 21mm (2") Waterproof

Meade MWA Eyepiece 21mm (2") Waterproof

$249.95
Celestron 1.25" Telescope Star Diagonal # 94115-A

Celestron 1.25" Telescope Star Diagonal # 94115-A

$34.00
31.7mm Zenith Mirror 1.25" Erecting Prism for Astronomical Telescope Full Metal

31.7mm Zenith Mirror 1.25" Erecting Prism for Astronomical Telescope Full Metal

$24.99
Celestron 2" SCT Mirror Diagonal with XLT coating # 93527

Celestron 2" SCT Mirror Diagonal with XLT coating # 93527

$125.00
Solomark The 1.25" 45 degree diagonal Prism

Solomark The 1.25" 45 degree diagonal Prism

$18.00
2" 90-degree Dielectric Mirror Diagonal for Telescope with 2" to 1.25" adapter

2" 90-degree Dielectric Mirror Diagonal for Telescope with 2" to 1.25" adapter

$98.01
Meade 07733 Series 5000 1.25-Inch HD-60 12-Millimeter Eyepiece (Black)

Meade 07733 Series 5000 1.25-Inch HD-60 12-Millimeter Eyepiece (Black)

$89.00
Meade 07732 Series 5000 1.25-Inch HD-60 9-Millimeter Eyepiece (Black)

Meade 07732 Series 5000 1.25-Inch HD-60 9-Millimeter Eyepiece (Black)

$89.00
Meade 07731 Series 5000 1.25-Inch HD-60 6.5-Millimeter Eyepiece (Black)

Meade 07731 Series 5000 1.25-Inch HD-60 6.5-Millimeter Eyepiece (Black)

$89.00
16" Parabolic Primary Mirror Telescope Reflector

16" Parabolic Primary Mirror Telescope Reflector

$499.00
6" 150mm f 9.3 Long Tube Telescope Spherical Mirror,  1-3 8" Secondary F=1400mm

6" 150mm f 9.3 Long Tube Telescope Spherical Mirror, 1-3 8" Secondary F=1400mm

$49.95
Meade Instruments SLR 1.25-Inch Basic Camera Adapter for Refractor and Reflec...

Meade Instruments SLR 1.25-Inch Basic Camera Adapter for Refractor and Reflec...

$42.93
Orion 15188 Scope Cloak - Refractor Reflector and SCTs

Orion 15188 Scope Cloak - Refractor Reflector and SCTs

$114.21
Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

$96.75
Celestron telescope refractor schmidt eyepiece 1.25" porro prism Towa JAPAN

Celestron telescope refractor schmidt eyepiece 1.25" porro prism Towa JAPAN

$0.35
33" PARABOLIC MIRROR.

33" PARABOLIC MIRROR.

$22.00
$60.00
14.25 Dia. x 2 1 8 Telescope Optical Blank Mirror Glass Pyrex

14.25 Dia. x 2 1 8 Telescope Optical Blank Mirror Glass Pyrex

$750.00
Astromania 1.25" 90-degree Diagonal Mirror

Astromania 1.25" 90-degree Diagonal Mirror

$27.52
Baader 2" Clicklock Mirror Star Diagonal for Telescope # CLDIAG-2 2956100

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

$299.00
William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal #3HU

William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal #3HU

$192.19
Celestron 2-Inch XLT Diagonal Mirror for SCT Telescope

Celestron 2-Inch XLT Diagonal Mirror for SCT Telescope

$137.86
Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

$91.81
Orion 8763 1.25-Inch Prism Star Telescope Diagonal

Orion 8763 1.25-Inch Prism Star Telescope Diagonal

$53.22
Baader 1.25" 45° Amici Prism Diagonal # AMICI-45 2956150

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

$93.00
Baader T-2 BBHS Dielectric Mirror Diagonal Body # MAX-1S 2456103

Baader T-2 BBHS Dielectric Mirror Diagonal Body # MAX-1S 2456103

$292.00
Baader 2" Clicklock BBHS Dielectric Mirror Star Diagonal # MAX-2S 2456115

Baader 2" Clicklock BBHS Dielectric Mirror Star Diagonal # MAX-2S 2456115

$489.00
William Optics 2" 45-deg Erecting Prism Diagonal D-EP2

William Optics 2" 45-deg Erecting Prism Diagonal D-EP2

$257.01
William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal #3NZ

William Optics 2" 99% Dielectric Dura Bright Carbon Fiber Mirror Diagonal #3NZ

$217.33
Astromania 1.25" 45-degree Diagonal Prism

Astromania 1.25" 45-degree Diagonal Prism

$41.00
Baader Planetarium 2 inch Clicklock Mirror Diagonal 295

Baader Planetarium 2 inch Clicklock Mirror Diagonal 295

$395.00
1.25" Format Mirror Diagonal

1.25" Format Mirror Diagonal

$20.25
William Optics 2" Dura Bright Diagonal w  Carbon Fiber Plates D-DIG2D-C-DB

William Optics 2" Dura Bright Diagonal w Carbon Fiber Plates D-DIG2D-C-DB

$192.19
Meade Instruments #918A 1.25-Inch Diagonal Prism

Meade Instruments #918A 1.25-Inch Diagonal Prism

$42.16
Never Used 17.5" Coulter Mirror and 4.25" Secondary Mirror Set FOR SALE

Never Used 17.5" Coulter Mirror and 4.25" Secondary Mirror Set FOR SALE

$1,500.00
1.5m (60") f 3.75 ZERODUR Research Grade Observatory Telescope Mirror

1.5m (60") f 3.75 ZERODUR Research Grade Observatory Telescope Mirror

$79,000.00
NEW Meade Instruments Corporation Wireless Long Range Remote Temp Sensor

NEW Meade Instruments Corporation Wireless Long Range Remote Temp Sensor

$24.99
Edmund Scientific First Surface Flat Mirror Metallized Side 30 x 40 x 3.2 mm F35

Edmund Scientific First Surface Flat Mirror Metallized Side 30 x 40 x 3.2 mm F35

$20.49
Meade MWA Eyepiece 10mm (1 25") Waterproof

Meade MWA Eyepiece 10mm (1 25") Waterproof

$199.95
Tasco Starguide ST-60700ct Computerized Telescope Remote Control

Tasco Starguide ST-60700ct Computerized Telescope Remote Control

$30.00
New 31.7mm Zenith Mirror 90° Dielectric Mirror 1.25" Adapter Telescope

New 31.7mm Zenith Mirror 90° Dielectric Mirror 1.25" Adapter Telescope

$25.99
Meade 07173-02 15mm Super Plossl Series 4000 Lense

Meade 07173-02 15mm Super Plossl Series 4000 Lense

$31.99
Meade MWA Eyepiece 15mm (2") Waterproof # 607017

Meade MWA Eyepiece 15mm (2") Waterproof # 607017

$269.95
Concave Parabolic Large Demonstration Mirror 40.5cm Diameter 68cm Focal Length

Concave Parabolic Large Demonstration Mirror 40.5cm Diameter 68cm Focal Length

$49.67
GSO Parabolic Primary Mirror - 6" f 8

GSO Parabolic Primary Mirror - 6" f 8

$106.00
GSO Parabolic Primary Mirror - 6" f 4

GSO Parabolic Primary Mirror - 6" f 4

$199.00
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

$240.00
GSO Parabolic Primary Mirror - 6" f 5

GSO Parabolic Primary Mirror - 6" f 5

$134.00