Eyepieces and Telescope Accs » Mirrors Prisms and Holders


William Optics 2" Carbon Fiber Dielectric Diagonal
William Optics 2" Carbon Fiber Dielectric Diagonal
$129.00
William Optics 2" Carbon Fiber Dielectric Diagonal
William Optics 1.25" 45 degree Erecting Prism Diagonal
William Optics 1.25" 45 degree Erecting Prism Diagonal
$78.00
William Optics 1.25" 45 degree Erecting Prism Diagonal
William Optics 2" Carbon Fiber Dielectric SCT Diagonal
William Optics 2" Carbon Fiber Dielectric SCT Diagonal
$159.00
William Optics 2" Carbon Fiber Dielectric SCT Diagonal
102mm x 700mm Focal Length Spherical Telescope Mirror
102mm x 700mm Focal Length Spherical Telescope Mirror
$10.00
102mm x 700mm Focal Length Spherical Telescope Mirror
102mm x 700mm Focal Length Spherical Telescope Mirror
102mm x 700mm Focal Length Spherical Telescope Mirror
$10.00
102mm x 700mm Focal Length Spherical Telescope Mirror
William Optics 2" Carbon Fiber Dielectric Diagonal
William Optics 2" Carbon Fiber Dielectric Diagonal
$128.00
William Optics 2" Carbon Fiber Dielectric Diagonal
49, 0 MM x 35, 0 MM 90 ° RIGHT ANGLE PRISM  - HQO - TYP *
49, 0 MM x 35, 0 MM 90 ° RIGHT ANGLE PRISM - HQO - TYP *
$17.75
49, 0 MM x 35, 0 MM 90 ° RIGHT ANGLE PRISM - HQO - TYP *
BEAMSPLITTER  52, 0 MM x  32, 0 MM - HQO - TYP *
BEAMSPLITTER 52, 0 MM x 32, 0 MM - HQO - TYP *
$59.25
BEAMSPLITTER 52, 0 MM x 32, 0 MM - HQO - TYP *
CASE  CELESTRON TELESCOPE 1000mmLENS
CASE CELESTRON TELESCOPE 1000mmLENS
$39.00
CASE CELESTRON TELESCOPE 1000mmLENS
NEW BINOCULAR TRIPOD ADAPTER HOLDER SUPPORT
NEW BINOCULAR TRIPOD ADAPTER HOLDER SUPPORT
$14.99
NEW BINOCULAR TRIPOD ADAPTER HOLDER SUPPORT
6" NEWTONIAN TELESCOPE MIRROR WITH SECONDARY MIRROR
6" NEWTONIAN TELESCOPE MIRROR WITH SECONDARY MIRROR
$29.99
6" NEWTONIAN TELESCOPE MIRROR WITH SECONDARY MIRROR
Antares 0.965"-1.25" 90-degree Hybrid Mirror Diagonal
Antares 0.965"-1.25" 90-degree Hybrid Mirror Diagonal
$30.00
Antares 0.965"-1.25" 90-degree Hybrid Mirror Diagonal
BARLOW LENS 2X .96" FOR CELESTRON TELESCOPE 1000mmLENS
BARLOW LENS 2X .96" FOR CELESTRON TELESCOPE 1000mmLENS
$46.00
BARLOW LENS 2X .96" FOR CELESTRON TELESCOPE 1000mmLENS
35, 0 MM x 26, 0 MM x 26 MM __ 86 °  PRISM  - HQO - TYP *
35, 0 MM x 26, 0 MM x 26 MM __ 86 ° PRISM - HQO - TYP *
$25.75
35, 0 MM x 26, 0 MM x 26 MM __ 86 ° PRISM - HQO - TYP *
NEW MADE IN JAPAN DP NO. 1203 45 DEGREES PRISM
NEW MADE IN JAPAN DP NO. 1203 45 DEGREES PRISM
$29.90
NEW MADE IN JAPAN DP NO. 1203 45 DEGREES PRISM
102mm x 700mm Focal Length Spherical Telescope Mirror
102mm x 700mm Focal Length Spherical Telescope Mirror
$10.00
102mm x 700mm Focal Length Spherical Telescope Mirror
40, 0 MM 90 ° RIGHT ANGLE PORRO PRISM  - HQO - TYP *
40, 0 MM 90 ° RIGHT ANGLE PORRO PRISM - HQO - TYP *
$8.65
40, 0 MM 90 ° RIGHT ANGLE PORRO PRISM - HQO - TYP *
43, 0 MM x 31, 0 MM 90 ° RIGHT ANGLE PRISM  - HQO - TYP *
43, 0 MM x 31, 0 MM 90 ° RIGHT ANGLE PRISM - HQO - TYP *
$29.75
43, 0 MM x 31, 0 MM 90 ° RIGHT ANGLE PRISM - HQO - TYP *
90 DEGREE 1.25" TELESCOPE MIRROR DIAGONAL
90 DEGREE 1.25" TELESCOPE MIRROR DIAGONAL
$12.99
90 DEGREE 1.25" TELESCOPE MIRROR DIAGONAL
45 DEGREE .965" TELESCOPE PRISM DIAGONAL
45 DEGREE .965" TELESCOPE PRISM DIAGONAL
$15.99
45 DEGREE .965" TELESCOPE PRISM DIAGONAL
CASE  CELESTRON TELESCOPE 1000mmLENS
CASE CELESTRON TELESCOPE 1000mmLENS
$49.00
CASE CELESTRON TELESCOPE 1000mmLENS
Skywatcher 45 Degree 1.25in Erect Image Roof Prism Diag
Skywatcher 45 Degree 1.25in Erect Image Roof Prism Diag
$24.95
Skywatcher 45 Degree 1.25in Erect Image Roof Prism Diag
43, 0 MM x 31, 0 MM 90° RIGHT ANGLE PRISM - HQO REFLECTS
43, 0 MM x 31, 0 MM 90° RIGHT ANGLE PRISM - HQO REFLECTS
$38.75
43, 0 MM x 31, 0 MM 90° RIGHT ANGLE PRISM - HQO REFLECTS
4, 0 x 3, 0 MM RIGHT ANGLE MICRO - PRISM  - HQO - TYP *
4, 0 x 3, 0 MM RIGHT ANGLE MICRO - PRISM - HQO - TYP *
$7.35
4, 0 x 3, 0 MM RIGHT ANGLE MICRO - PRISM - HQO - TYP *
Olivon 2" Multicoated Erecting Prism diagonal on sale
Olivon 2" Multicoated Erecting Prism diagonal on sale
$159.00
Olivon 2" Multicoated Erecting Prism diagonal on sale
CELESTRON 90  1.25"  TELESCOPE DIAGONAL
CELESTRON 90 1.25" TELESCOPE DIAGONAL
$29.00
CELESTRON 90 1.25" TELESCOPE DIAGONAL
William Optics 2" 45 degree Erecting Prism Diagonal
William Optics 2" 45 degree Erecting Prism Diagonal
$209.00
William Optics 2" 45 degree Erecting Prism Diagonal
William Optics 2" 90 degree Erecting Prism Diagonal
William Optics 2" 90 degree Erecting Prism Diagonal
$198.00
William Optics 2" 90 degree Erecting Prism Diagonal
GALILEO 1.25" FORMAT 4 PIECE TELESCOPE ACCESSORY KIT
GALILEO 1.25" FORMAT 4 PIECE TELESCOPE ACCESSORY KIT
$69.99
GALILEO 1.25" FORMAT 4 PIECE TELESCOPE ACCESSORY KIT
10 PIECES _4, 0 x 3, 0 MM RIGHT ANGLE MICRO - PRISM_HQO
10 PIECES _4, 0 x 3, 0 MM RIGHT ANGLE MICRO - PRISM_HQO
$39.25
10 PIECES _4, 0 x 3, 0 MM RIGHT ANGLE MICRO - PRISM_HQO
GSO 1.25" 45-degree Erect Image Amici Prism Diagonal
GSO 1.25" 45-degree Erect Image Amici Prism Diagonal
$29.00
GSO 1.25" 45-degree Erect Image Amici Prism Diagonal
CASE  CELESTRON TELESCOPE 1000mmLENS
CASE CELESTRON TELESCOPE 1000mmLENS
$36.00
CASE CELESTRON TELESCOPE 1000mmLENS
CASE  CELESTRON TELESCOPE 1000mmLENS
CASE CELESTRON TELESCOPE 1000mmLENS
$34.00
CASE CELESTRON TELESCOPE 1000mmLENS
CELESTRON 5mm ORTHO - .96  CELESTRON  5mm
CELESTRON 5mm ORTHO - .96 CELESTRON 5mm
$42.00
CELESTRON 5mm ORTHO - .96 CELESTRON 5mm
C90 VISUAL CELESTRON TELESCOPE 1000mmLENS STAR DIAGONAL
C90 VISUAL CELESTRON TELESCOPE 1000mmLENS STAR DIAGONAL
$49.99
C90 VISUAL CELESTRON TELESCOPE 1000mmLENS STAR DIAGONAL
Owl Wave Laboratories refinish 12" mirror.
Owl Wave Laboratories refinish 12" mirror.
$599.00
Owl Wave Laboratories refinish 12" mirror.
Pro-Optic Green Laser Pointer 5MW
Pro-Optic Green Laser Pointer 5MW
$34.95
Pro-Optic Green Laser Pointer 5MW
Celestron 94112A Erect Image Prism for Refractor NEW!!
Celestron 94112A Erect Image Prism for Refractor NEW!!
$34.95
Celestron 94112A Erect Image Prism for Refractor NEW!!
1.75" Secondary Mirror from R.F. Royce Telescope
1.75" Secondary Mirror from R.F. Royce Telescope
$79.95
1.75" Secondary Mirror from R.F. Royce Telescope
Protostar ULS Quartz Elliptical 1.3" Secondary Mirror
Protostar ULS Quartz Elliptical 1.3" Secondary Mirror
$79.95
Protostar ULS Quartz Elliptical 1.3" Secondary Mirror
Meade® LX Erecting Prisms - NEW
Meade® LX Erecting Prisms - NEW
$53.00
Meade® LX Erecting Prisms - NEW
Celestron 93649 C60-RC Zoom Spotting Scope T Adapter
Celestron 93649 C60-RC Zoom Spotting Scope T Adapter
$24.95
Celestron 93649 C60-RC Zoom Spotting Scope T Adapter
2, 01 INCH = 51 MM RIGHT ANGLE PRISM_HQO-TYP BRILLIANTLY
2, 01 INCH = 51 MM RIGHT ANGLE PRISM_HQO-TYP BRILLIANTLY
$49.31
2, 01 INCH = 51 MM RIGHT ANGLE PRISM_HQO-TYP BRILLIANTLY
 CELESTRON  MINOLTA M 7000 T ADAPTER
CELESTRON MINOLTA M 7000 T ADAPTER
$24.00
CELESTRON MINOLTA M 7000 T ADAPTER
1, 2 INCH _ 30 MM_ BEAMSPLITTER - HQO - TYP * * * NEW !!
1, 2 INCH _ 30 MM_ BEAMSPLITTER - HQO - TYP * * * NEW !!
$89.45
1, 2 INCH _ 30 MM_ BEAMSPLITTER - HQO - TYP * * * NEW !!
 CELESTRON C90  ERECT IMAGE DIAGONAL FOR  1000mmLENS
CELESTRON C90 ERECT IMAGE DIAGONAL FOR 1000mmLENS
$69.00
CELESTRON C90 ERECT IMAGE DIAGONAL FOR 1000mmLENS
 CELESTRON  T ADAPTER CELESTRON
CELESTRON T ADAPTER CELESTRON
$29.00
CELESTRON T ADAPTER CELESTRON
Lumicon LumiBrite 99% Dielectric Diagonal - 1.25"
Lumicon LumiBrite 99% Dielectric Diagonal - 1.25"
$149.95
Lumicon LumiBrite 99% Dielectric Diagonal - 1.25"
 ORION 10mm1.25"  CELESTRON 10mm ULTRASCOPIC
ORION 10mm1.25" CELESTRON 10mm ULTRASCOPIC
$59.00
ORION 10mm1.25" CELESTRON 10mm ULTRASCOPIC
GSO 2" 90 deg Mirror Diagonal for SCT Telescopes
GSO 2" 90 deg Mirror Diagonal for SCT Telescopes
$65.00
GSO 2" 90 deg Mirror Diagonal for SCT Telescopes
GSO 2" 90 deg Mirror Diagonal for Refractor Telescopes
GSO 2" 90 deg Mirror Diagonal for Refractor Telescopes
$65.00
GSO 2" 90 deg Mirror Diagonal for Refractor Telescopes
Acuter  Waterproof 10x42 Binocular
Acuter Waterproof 10x42 Binocular
$69.00
Acuter Waterproof 10x42 Binocular
Acuter SuperWide  6x30 Binocular
Acuter SuperWide 6x30 Binocular
$49.00
Acuter SuperWide 6x30 Binocular
GSO 2" 99% Dielectric Quartz Mirror Diagonal for SCT
GSO 2" 99% Dielectric Quartz Mirror Diagonal for SCT
$129.00
GSO 2" 99% Dielectric Quartz Mirror Diagonal for SCT
GSO 2" 99% Dielectric Quartz Diagonal for Refractor
GSO 2" 99% Dielectric Quartz Diagonal for Refractor
$129.00
GSO 2" 99% Dielectric Quartz Diagonal for Refractor
William Optics 2" 90 degree Erecting Prism
William Optics 2" 90 degree Erecting Prism
$198.00
William Optics 2" 90 degree Erecting Prism
CELESTRON T.O. SOLAR FILTER T2  TELESCOPE 1000mmLENS
CELESTRON T.O. SOLAR FILTER T2 TELESCOPE 1000mmLENS
$69.00
CELESTRON T.O. SOLAR FILTER T2 TELESCOPE 1000mmLENS
ACCESSORY FOR CELESTRON TELESCOPE BARLOW, EYEPIECE
ACCESSORY FOR CELESTRON TELESCOPE BARLOW, EYEPIECE
$69.00
ACCESSORY FOR CELESTRON TELESCOPE BARLOW, EYEPIECE
William Optics 1.25" 45 degree Erecting Prism
William Optics 1.25" 45 degree Erecting Prism
$78.00
William Optics 1.25" 45 degree Erecting Prism
William Optics 1.25" Carbon Fiber Dielectric Diagonal
William Optics 1.25" Carbon Fiber Dielectric Diagonal
$88.00
William Optics 1.25" Carbon Fiber Dielectric Diagonal
Prism Telescope Military Binocular BMT-110    USSR
Prism Telescope Military Binocular BMT-110 USSR
$98.00
Prism Telescope Military Binocular BMT-110 USSR
Antares 0.965"-1.25" 45-deg Erect Image Hybrid Diagonal
Antares 0.965"-1.25" 45-deg Erect Image Hybrid Diagonal
$29.00
Antares 0.965"-1.25" 45-deg Erect Image Hybrid Diagonal
SPIDER & SECONDARY F 114MM 4.5" NEWTONIAN TELESCOPE NOS
SPIDER & SECONDARY F 114MM 4.5" NEWTONIAN TELESCOPE NOS
$23.99
SPIDER & SECONDARY F 114MM 4.5" NEWTONIAN TELESCOPE NOS
4.5" F8 telescope mirror,  secondary and holder kit blem
4.5" F8 telescope mirror, secondary and holder kit blem
$17.95
4.5" F8 telescope mirror, secondary and holder kit blem
New Pyrex Mirror # 306 protected Gold 101.6mm x 25.4mm
New Pyrex Mirror # 306 protected Gold 101.6mm x 25.4mm
$300.00
New Pyrex Mirror # 306 protected Gold 101.6mm x 25.4mm
CELESTRON 15mm1 1 4"  CELESTRON 15mm TELESCOPE EYEPIECE
CELESTRON 15mm1 1 4" CELESTRON 15mm TELESCOPE EYEPIECE
$49.00
CELESTRON 15mm1 1 4" CELESTRON 15mm TELESCOPE EYEPIECE
CELESTRON 10mm1.25"  CELESTRON 10mm TELESCOPE  EYEPIECE
CELESTRON 10mm1.25" CELESTRON 10mm TELESCOPE EYEPIECE
$39.00
CELESTRON 10mm1.25" CELESTRON 10mm TELESCOPE EYEPIECE
CELESTRON 10mm1.25"  CELESTRON 10mm FULLY COATED
CELESTRON 10mm1.25" CELESTRON 10mm FULLY COATED
$39.00
CELESTRON 10mm1.25" CELESTRON 10mm FULLY COATED
 CELESTRON  HIRSCH T ADAPTER
CELESTRON HIRSCH T ADAPTER
$29.00
CELESTRON HIRSCH T ADAPTER
CELESTRON  VISUAL BACK FOR C90 1000mm LENS
CELESTRON VISUAL BACK FOR C90 1000mm LENS
$49.00
CELESTRON VISUAL BACK FOR C90 1000mm LENS
CELESTRON  T ADAPTER
CELESTRON T ADAPTER
$49.00
CELESTRON T ADAPTER
CELESTRON 6x30 SCOPE FINDER  7 DEGRESS FIELD
CELESTRON 6x30 SCOPE FINDER 7 DEGRESS FIELD
$59.00
CELESTRON 6x30 SCOPE FINDER 7 DEGRESS FIELD
MISC. MIRROR ASSEMBLY
MISC. MIRROR ASSEMBLY
$9.90
MISC. MIRROR ASSEMBLY
MISCELLANEOUS ANGLE PRISM,  LARGE
MISCELLANEOUS ANGLE PRISM, LARGE
$9.90
MISCELLANEOUS ANGLE PRISM, LARGE
CARBON FIBER TELESCOPE OPTICAL TUBES
CARBON FIBER TELESCOPE OPTICAL TUBES
$245.00
CARBON FIBER TELESCOPE OPTICAL TUBES
Telescope Secondary Mirror 3.1 inch
Telescope Secondary Mirror 3.1 inch
$139.00
Telescope Secondary Mirror 3.1 inch
Galileo DKV Single Axis Motor Drive and Handbox
Galileo DKV Single Axis Motor Drive and Handbox
$29.99
Galileo DKV Single Axis Motor Drive and Handbox
Lumicon LumiBrite 99% Dielectric Diagonal - 2"
Lumicon LumiBrite 99% Dielectric Diagonal - 2"
$239.95
Lumicon LumiBrite 99% Dielectric Diagonal - 2"
William Optics 1.25" Carbon Fiber Dielectric Diagonal
William Optics 1.25" Carbon Fiber Dielectric Diagonal
$88.00
William Optics 1.25" Carbon Fiber Dielectric Diagonal
Telescope Mirror Cell for 10" Royce - w  cooling fan
Telescope Mirror Cell for 10" Royce - w cooling fan
$194.99
Telescope Mirror Cell for 10" Royce - w cooling fan
Telescope Mirror Cell for 12.5" Royce - w  cooling fan
Telescope Mirror Cell for 12.5" Royce - w cooling fan
$214.99
Telescope Mirror Cell for 12.5" Royce - w cooling fan
Telescope Mirror Cell for 12.5" Royce Conical Primary
Telescope Mirror Cell for 12.5" Royce Conical Primary
$189.99
Telescope Mirror Cell for 12.5" Royce Conical Primary
Telescope Mirror Cell for 10" Royce Conical Primary
Telescope Mirror Cell for 10" Royce Conical Primary
$169.99
Telescope Mirror Cell for 10" Royce Conical Primary
12 FACET SCAN MIRROR 12.5" DIAMETER 1.625" THICK
12 FACET SCAN MIRROR 12.5" DIAMETER 1.625" THICK
$100.00
12 FACET SCAN MIRROR 12.5" DIAMETER 1.625" THICK
Astro Optics 50mm Finder Bracket NEW
Astro Optics 50mm Finder Bracket NEW
$24.99
Astro Optics 50mm Finder Bracket NEW
Skywatcher 90 Deg, 2in Digonl Mirror f Refractr Telescps
Skywatcher 90 Deg, 2in Digonl Mirror f Refractr Telescps
$49.00
Skywatcher 90 Deg, 2in Digonl Mirror f Refractr Telescps
William Optics 2" Dura-Bright Mirror Star Diagonal
William Optics 2" Dura-Bright Mirror Star Diagonal
$159.00
William Optics 2" Dura-Bright Mirror Star Diagonal
1-1 4 ERECT IMAGE DIAGONAL MEADE CELESTRON TELEVUE
1-1 4 ERECT IMAGE DIAGONAL MEADE CELESTRON TELEVUE
$32.50
1-1 4 ERECT IMAGE DIAGONAL MEADE CELESTRON TELEVUE
CELESTRON TELE-EXTENDER FOR SCT ASTRO-PHOTOGRAPHY
CELESTRON TELE-EXTENDER FOR SCT ASTRO-PHOTOGRAPHY
$20.00
CELESTRON TELE-EXTENDER FOR SCT ASTRO-PHOTOGRAPHY
Celestron 90° Angle Star Diagonal,  1.25.
Celestron 90° Angle Star Diagonal, 1.25.
$31.95
Celestron 90° Angle Star Diagonal, 1.25.
1-1 4" UNIVERSITY OPTICS 2X BARLOW LENS FOR TELESCOPE
1-1 4" UNIVERSITY OPTICS 2X BARLOW LENS FOR TELESCOPE
$22.50
1-1 4" UNIVERSITY OPTICS 2X BARLOW LENS FOR TELESCOPE
1-1 4" PORRO PRISM for TELESCOPE CELESTRON  TELEVUE
1-1 4" PORRO PRISM for TELESCOPE CELESTRON TELEVUE
$65.00
1-1 4" PORRO PRISM for TELESCOPE CELESTRON TELEVUE
Celestron 90° Erect Image Amici Diagonal for Telescope
Celestron 90° Erect Image Amici Diagonal for Telescope
$34.99
Celestron 90° Erect Image Amici Diagonal for Telescope
Meade 07356 Basic Camera Adapter 1.25" 1 1 4 inch
Meade 07356 Basic Camera Adapter 1.25" 1 1 4 inch
$30.00
Meade 07356 Basic Camera Adapter 1.25" 1 1 4 inch
Olivon EZ Explorer 10x42 Binoculars Sale
Olivon EZ Explorer 10x42 Binoculars Sale
$149.00
Olivon EZ Explorer 10x42 Binoculars Sale
Meade 6x30 aluminum telescope finder bracket gray NEW!
Meade 6x30 aluminum telescope finder bracket gray NEW!
$3.95
Meade 6x30 aluminum telescope finder bracket gray NEW!
Meade roof prism set for eyepiece,  telescope experiment
Meade roof prism set for eyepiece, telescope experiment
$5.95
Meade roof prism set for eyepiece, telescope experiment
Celestron NexStar 4 Telescope 45 Degree Erecting Prism
Celestron NexStar 4 Telescope 45 Degree Erecting Prism
$39.99
Celestron NexStar 4 Telescope 45 Degree Erecting Prism
Olivon 2"-1.25" 90 mirror diagonal Dielectric coat
Olivon 2"-1.25" 90 mirror diagonal Dielectric coat
$129.00
Olivon 2"-1.25" 90 mirror diagonal Dielectric coat
Olivon 2"-1.25" 90 degree mirror diagonal Aluminum coat
Olivon 2"-1.25" 90 degree mirror diagonal Aluminum coat
$149.00
Olivon 2"-1.25" 90 degree mirror diagonal Aluminum coat