Mirrors, Prisms & Holders

Telescopes Auction
VINTAGE 1.25" "RICH FIELD ADAPTER" PRISM - CELESTRON? (#2)

VINTAGE 1.25" "RICH FIELD ADAPTER" PRISM - CELESTRON? (#2)

$49.99
Celestron 2" diagonal  93519 SCT or refractors NEW

Celestron 2" diagonal 93519 SCT or refractors NEW

$52.00
Meade MWA Eyepiece 5mm (1 25") Waterproof # 607015

Meade MWA Eyepiece 5mm (1 25") Waterproof # 607015

$199.95
Meade MWA Eyepiece 10mm (1 25") Waterproof # 607016

Meade MWA Eyepiece 10mm (1 25") Waterproof # 607016

$199.95
Meade MWA Eyepiece 21mm (2") Waterproof # 607018

Meade MWA Eyepiece 21mm (2") Waterproof # 607018

$244.95
16" Full Pyrex Telescope Mirror

16" Full Pyrex Telescope Mirror

$500.00
$650.00
Celestron 1.25" Telescope Star Diagonal # 94115-A

Celestron 1.25" Telescope Star Diagonal # 94115-A

$35.95
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
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
Telescope PRIMARY MIRROR + CELL : 80mm

Telescope PRIMARY MIRROR + CELL : 80mm

$24.99
Telescope 80mm PRIMARY + 31mm X 22mm SECONDARY - MIRRORS + CELLS - SET

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

$39.99
Telescope PRIMARY MIRROR + CELL : 120mm

Telescope PRIMARY MIRROR + CELL : 120mm

$49.99
William Optics 1.25" 99% Dielectric DuraBright Carbon Fiber Star Mirror Diagonal

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

$95.00
Celestron 2" SCT Mirror Diagonal with XLT coating # 93527

Celestron 2" SCT Mirror Diagonal with XLT coating # 93527

$129.95
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
41" Ritchey-Chrétien Telescope Mirror W  Secondary & Tertiary + Kevlar Insert

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

$100,000.00
8'' Telescope Mirror Blank BK7

8'' Telescope Mirror Blank BK7

$90.00
William Optics 2" 45 degree Erecting Prism Diagonal for Telescope "Excel" 80323

William Optics 2" 45 degree Erecting Prism Diagonal for Telescope "Excel" 80323

$165.99
31.7mm Zenith Mirror 1.25?45 Degree Erecting Prism Astronomical Telescope Hot

31.7mm Zenith Mirror 1.25?45 Degree Erecting Prism Astronomical Telescope Hot

$12.49
31.7mm Zenith Mirror 1.25?45 Degree Erecting Prism Astronomical Telescope+Track

31.7mm Zenith Mirror 1.25?45 Degree Erecting Prism Astronomical Telescope+Track

$12.45
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 Diam...

American Educational Concave Parabolic Large Demonstration Mirror 40.5cm Diam...

$59.99
16" F 4.5 GSO Primary from Meade Lightbridge

16" F 4.5 GSO Primary from Meade Lightbridge

$550.00
$715.00
Lot of 20 - 90 degree star diagonal prisms

Lot of 20 - 90 degree star diagonal prisms

$75.00
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
GSO 12" f 4 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

GSO 12" f 4 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

$800.00
GSO 12" f 5 Parabolic Primary and 70mm Secondary Mirror Set for Telescope

GSO 12" f 5 Parabolic Primary and 70mm Secondary Mirror Set for Telescope

$590.00
GSO 6" f 6 Parabolic Primary and 50mm Secondary Mirror Set for Telescope

GSO 6" f 6 Parabolic Primary and 50mm Secondary Mirror Set for Telescope

$195.00
GSO 6" f 5 Parabolic Primary and 50mm Secondary Mirror Set for Telescope

GSO 6" f 5 Parabolic Primary and 50mm Secondary Mirror Set for Telescope

$185.00
31.7mm Zenith Mirror 1.25'' 45 Degree Erecting Prism Telescope Diagonal Mirror

31.7mm Zenith Mirror 1.25'' 45 Degree Erecting Prism Telescope Diagonal Mirror

$12.99
Telescope secondary mirror 1 20 wave length and holder

Telescope secondary mirror 1 20 wave length and holder

$25.00
New 31.7mm Zenith Mirror 90° Dielectric Mirror 1.25" Adapter Telescope

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

$42.49
Silica Optical Prism 36 Piece Lot

Silica Optical Prism 36 Piece Lot

$32.00
Black Cotton Blend Galileo Embroidered Apron

Black Cotton Blend Galileo Embroidered Apron

$10.00
31.7mm Zenith Mirror 1.25? 45° Erecting Prism Astronomical Telescope Eyepiece

31.7mm Zenith Mirror 1.25? 45° Erecting Prism Astronomical Telescope Eyepiece

$12.69
Meade 2 inch Diagonal Prism

Meade 2 inch Diagonal Prism

$25.00
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
Meade 07177-02 Super Plossl 1.25-Inch 40-Millimeter Eyepiece (Black)

Meade 07177-02 Super Plossl 1.25-Inch 40-Millimeter Eyepiece (Black)

$72.58
Meade Ultra Wide Angle 20mm 2" Waterproof Eyepiece # 07743

Meade Ultra Wide Angle 20mm 2" Waterproof Eyepiece # 07743

$149.00
Meade 07172-02 12.4mm Super Plossl Series 4000 # 0717202

Meade 07172-02 12.4mm Super Plossl Series 4000 # 0717202

$29.99
Meade 071992 Series 4000 8 to 24-Millimeter 1.25-Inch Zoom Eyepiece (Black)

Meade 071992 Series 4000 8 to 24-Millimeter 1.25-Inch Zoom Eyepiece (Black)

$72.58
HOT 1.25'' Zenith Mirror 45Degree Erecting Prism Telescope Diagonal for Eyepiece

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

$12.89
8",  6" Telescope mirror blank lot with cells

8", 6" Telescope mirror blank lot with cells

$77.00
Pyrex glass mirror telescope blank 8'' X 1 3 8'' # 634080

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

$115.00
Orion 8763 1.25-Inch Prism Star Telescope Diagonal

Orion 8763 1.25-Inch Prism Star Telescope Diagonal

$54.24
Pyrex Telescope Mirror Blank 3" diameter

Pyrex Telescope Mirror Blank 3" diameter

$10.95
Orion 8763 1.25-Inch Prism Star Telescope Diagonal

Orion 8763 1.25-Inch Prism Star Telescope Diagonal

$54.24
Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

Orion 8880 1.25-Inch Dielectric Mirror Star Diagonal

$129.65
Telescope Secondary Mirror 2.3" 58mm USED EXC COND 1 10 wave

Telescope Secondary Mirror 2.3" 58mm USED EXC COND 1 10 wave

$35.00
$50.00
Meade 128 3x 1.25 Inches Barlow Lens # 07278- New

Meade 128 3x 1.25 Inches Barlow Lens # 07278- New

$43.95
Orion 8850 2-Inch Refractor Telescope Mirror Diagonal

Orion 8850 2-Inch Refractor Telescope Mirror Diagonal

$110.51
American Educational Concave Parabolic Large Demonstration Mirror,  40.5cm New

American Educational Concave Parabolic Large Demonstration Mirror, 40.5cm New

$55.49
Orion 8727 2-Inch Dielectric Mirror Star Diagonal

Orion 8727 2-Inch Dielectric Mirror Star Diagonal

$187.99
American Educational Concave Parabolic Large Demonstration Mirror,  40.5cm 68cm

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

$61.94
Celestron 2-Inch XLT Diagonal Mirror (for SCT Telescope)

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

$154.42
Orion 15188 Scope Cloak - Refractor Reflector And SCTs

Orion 15188 Scope Cloak - Refractor Reflector And SCTs

$113.93
TS Optics TS SC Zenith mirror - 91% Reflection - Ring clamp - SC Anschlus

TS Optics TS SC Zenith mirror - 91% Reflection - Ring clamp - SC Anschlus

$77.32
US Ship Zenith Mirror for 1.25'' Astronomical Refractor Telescope Eyepiece

US Ship Zenith Mirror for 1.25'' Astronomical Refractor Telescope Eyepiece

$13.69
2"Dielectric Diagonal Mirror Carbon Fiber Plates Comes+2" to 1.25" Eyepiece NEW

2"Dielectric Diagonal Mirror Carbon Fiber Plates Comes+2" to 1.25" Eyepiece NEW

$105.99
24.5mm Zenith Mirror 0.965" 45 Degree Erecting Prism Astronomical Telescope

24.5mm Zenith Mirror 0.965" 45 Degree Erecting Prism Astronomical Telescope

$6.89
American Educational Concave Parabolic Large Demonstration Mirror,  40.5cm Dia...

American Educational Concave Parabolic Large Demonstration Mirror, 40.5cm Dia...

$60.15
vortex razor red dot

vortex razor red dot

$425.00
Telescope blank

Telescope blank

$69.99
6 inch F 8 Parabolic Telescope Mirror

6 inch F 8 Parabolic Telescope Mirror

$132.65
24.5mm Zenith Mirror 0.965" 45Degree Erecting Prism Astronomical Telescope Glass

24.5mm Zenith Mirror 0.965" 45Degree Erecting Prism Astronomical Telescope Glass

$6.98
2" Dielectric Carbon Fiber Plates Diagonal Mirror+2" to 1.25" Eyepiece Adapter

2" Dielectric Carbon Fiber Plates Diagonal Mirror+2" to 1.25" Eyepiece Adapter

$112.28
Dielectric Diagonal Mirror Carbon Fiber Plates + 2" to 1.25" Eyepiece Adapter

Dielectric Diagonal Mirror Carbon Fiber Plates + 2" to 1.25" Eyepiece Adapter

$105.99
2'' High Reflection Mirror Zenith 50.8mm 90 Degrees Erecting Prism Zenith Black

2'' High Reflection Mirror Zenith 50.8mm 90 Degrees Erecting Prism Zenith Black

$59.99
Brand New 2'' Carbon Fiber Plates Diagonal Mirror +2" to 1.25" Eyepiece Adapter

Brand New 2'' Carbon Fiber Plates Diagonal Mirror +2" to 1.25" Eyepiece Adapter

$111.99
Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

$102.85
Orion 5523 1.25-Inch Astrophotography Flip Mirror

Orion 5523 1.25-Inch Astrophotography Flip Mirror

$139.00
Telescope PRIMARY MIRROR + CELL : 102mm

Telescope PRIMARY MIRROR + CELL : 102mm

$39.99
Meade Series 4000 56mm Super Plossl Eyepiece (2") # 0717802

Meade Series 4000 56mm Super Plossl Eyepiece (2") # 0717802

$79.99
1.25" 45° ERECT IMAGE STAR DIAGONAL - #5

1.25" 45° ERECT IMAGE STAR DIAGONAL - #5

$28.99
2 Inch Universal High Reflection Mirror Zenith 50.8mm 90 Degrees Erecting Prism

2 Inch Universal High Reflection Mirror Zenith 50.8mm 90 Degrees Erecting Prism

$60.99
2Inch Fully-Metal High Reflection Mirror 50.8mm 90 Degrees Erecting Prism Zenith

2Inch Fully-Metal High Reflection Mirror 50.8mm 90 Degrees Erecting Prism Zenith

$60.99
2inch Fully-Metal High Reflection Mirror 50.8mm 90 Degrees Erecting Prism Zenith

2inch Fully-Metal High Reflection Mirror 50.8mm 90 Degrees Erecting Prism Zenith

$59.68
16" Mirror F 1.2 with 8" secondary and corrector lens for Possible Telescope

16" Mirror F 1.2 with 8" secondary and corrector lens for Possible Telescope

$300.00
Black 2? High Reflection Mirror Zenith 50.8mm 90 Degrees Erecting Prism Zenith

Black 2? High Reflection Mirror Zenith 50.8mm 90 Degrees Erecting Prism Zenith

$58.99
New 24.5mm Zenith Mirror 45° Erecting Prism Connect with 0.965" Adapte

New 24.5mm Zenith Mirror 45° Erecting Prism Connect with 0.965" Adapte

$6.89
2" to 1.25" Eyepiece Adapter + Dielectric Diagonal Mirror Carbon Fiber Plates

2" to 1.25" Eyepiece Adapter + Dielectric Diagonal Mirror Carbon Fiber Plates

$112.99
ELECTRONIC VISIONS DIGICON 2X936 UNIVERISITY TX SURPLUS

ELECTRONIC VISIONS DIGICON 2X936 UNIVERISITY TX SURPLUS

$275.00
Celestron 1.25-inch Errect Image 45 Degree Diagonal 94112-A. NEW

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

$45.00
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 07176-02 32mm Super Plossl Series 4000 # 0717602

Meade 07176-02 32mm Super Plossl Series 4000 # 0717602

$49.99
Meade 07175-02 26mm Super Plossl Series 4000 # 0717502

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

$34.99
Meade 07170-02 Super Plossl 1.25-Inch 6.4-Millimeter Eyepiece (Black) # 0717002

Meade 07170-02 Super Plossl 1.25-Inch 6.4-Millimeter Eyepiece (Black) # 0717002

$29.99
Brookstone 350 60mm f Astronomical Refractor Telescope w  accessories and case

Brookstone 350 60mm f Astronomical Refractor Telescope w accessories and case

$60.00
24.5mm Zenith Mirror 0.965" 45° Erecting Prism Astronomical Telescope Plastic

24.5mm Zenith Mirror 0.965" 45° Erecting Prism Astronomical Telescope Plastic

$6.85
2.5" Edmund telescope newtonian mirror  - very slight coating blem

2.5" Edmund telescope newtonian mirror - very slight coating blem

$3.95
31.7mm Zenith Mirror 1.25" 45 Degree Erecting Prism Astronomical Telescope NEW

31.7mm Zenith Mirror 1.25" 45 Degree Erecting Prism Astronomical Telescope NEW

$12.69
Pyrex telescope mirror 16",  f 4.5 Newtonian. Ostahowski good coating

Pyrex telescope mirror 16", f 4.5 Newtonian. Ostahowski good coating

$1,350.00
2'' Carbon Fiber Plates Diagonal Mirror +2" to 1.25" Eyepiece Adapter Hot sell

2'' Carbon Fiber Plates Diagonal Mirror +2" to 1.25" Eyepiece Adapter Hot sell

$114.99
Black 2 Inch Fully-Metal High Reflection Mirror 90 Degrees Erecting Prism Zenith

Black 2 Inch Fully-Metal High Reflection Mirror 90 Degrees Erecting Prism Zenith

$60.19
Orion 8763 1.25-Inch Prism Star Telescope Diagonal

Orion 8763 1.25-Inch Prism Star Telescope Diagonal

$56.71
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

$12.47