All
Filters
- Alpen (3)
- Astrozap (14)
- Bresser (139)
- Bresser HS (11)
- Daniel Barth (1)
- David Chandler Co (5)
- Discovery (26)
- Discovery - CPO (2)
- DWARF Lab (6)
- Explore Alliance (1)
- Explore Hut (12)
- Explore One (40)
- Explore One - CPO (2)
- Explore Science (6)
- Explore Scientific (339)
- Explore Scientific LLC (60)
- Fred Espenak (1)
- HOTECH (3)
- Losmandy (15)
- Lunt (1)
- National Geographic (84)
- opticalinstruments.com (1)
- Optiques Fullum (9)
- Optolong (6)
- Printify (15)
- Pulsar Observatories (17)
- QHY (17)
- Rigel Systems (16)
- Shannon Telescopics (3)
- Springer (2)
- Starlight Instruments (1)
- Telrad (6)
- Thousand Oaks Optical (1)
- Unistellar (14)
- Vaonis (2)
- Vixen (175)
-
Original price $ 15.99Original price $ 15.99 - Original price $ 15.99Original price $ 15.99Current price $ 10.95$ 10.95 - $ 10.95Current price $ 10.95| /
Certified Pre-Owned Discovery 40mm Refractor Telescope
DiscoveryCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Ex...
View full detailsOriginal price $ 15.99Original price $ 15.99 - Original price $ 15.99Original price $ 15.99Current price $ 10.95$ 10.95 - $ 10.95Current price $ 10.95| /Save $ 5.04 Save $ 0.00 -
Original price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 34.99$ 34.99 - $ 34.99Current price $ 34.99| /
Certified Pre-Owned Explore One Rock Tumbler Set
Explore OneCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 34.99$ 34.99 - $ 34.99Current price $ 34.99| /Save $ 15.00 Save $ 0.00 -
Original price $ 79.99Original price $ 79.99 - Original price $ 79.99Original price $ 79.99Current price $ 59.99$ 59.99 - $ 59.99Current price $ 59.99| /
Certified Pre-Owned Explore One Titan 70mm Telescope with Panhandle Mount
Explore OneCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 79.99Original price $ 79.99 - Original price $ 79.99Original price $ 79.99Current price $ 59.99$ 59.99 - $ 59.99Current price $ 59.99| /Save $ 20.00 Save $ 0.00 -
Original price $ 129.99Original price $ 129.99 - Original price $ 129.99Original price $ 129.99Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99| /
Certified Pre-Owned Bresser HS 8X32 Primal Series Binoculars
Bresser HSCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 129.99Original price $ 129.99 - Original price $ 129.99Original price $ 129.99Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99| /Save $ 80.00 Save $ 0.00 -
Original price $ 54.97Original price $ 54.97 - Original price $ 54.97Original price $ 54.97Current price $ 34.99$ 34.99 - $ 34.99Current price $ 34.99| /
Certified Pre-Owned Explore Scientific Radio Weather Station
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 54.97Original price $ 54.97 - Original price $ 54.97Original price $ 54.97Current price $ 34.99$ 34.99 - $ 34.99Current price $ 34.99| /Save $ 19.98 Save $ 0.00 -
Original price $ 169.99Original price $ 169.99 - Original price $ 169.99Original price $ 169.99Current price $ 109.99$ 109.99 - $ 109.99Current price $ 109.99| /
Certified Pre-Owned Bresser Waterproof 800 Rangefinder
BresserCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 169.99Original price $ 169.99 - Original price $ 169.99Original price $ 169.99Current price $ 109.99$ 109.99 - $ 109.99Current price $ 109.99| /Save $ 60.00 Save $ 0.00 -
Original price $ 109.99Original price $ 109.99 - Original price $ 109.99Original price $ 109.99Current price $ 39.95$ 39.95 - $ 39.95Current price $ 39.95| /
Certified Pre-Owned Explore Scientific 8x50 Non-Illuminated Finder Scope
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 109.99Original price $ 109.99 - Original price $ 109.99Original price $ 109.99Current price $ 39.95$ 39.95 - $ 39.95Current price $ 39.95| /Save $ 70.04 Save $ 0.00 -
Original price $ 349.99Original price $ 349.99 - Original price $ 349.99Original price $ 349.99Current price $ 189.95$ 189.95 - $ 189.95Current price $ 189.95| /
Certified Pre-Owned Bresser HS 8x42 ED Binoculars
Bresser HSCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 349.99Original price $ 349.99 - Original price $ 349.99Original price $ 349.99Current price $ 189.95$ 189.95 - $ 189.95Current price $ 189.95| /Save $ 160.04 Save $ 0.00 -
Original price $ 139.99Original price $ 139.99 - Original price $ 139.99Original price $ 139.99Current price $ 69.99$ 69.99 - $ 69.99Current price $ 69.99| /
Certified Pre-Owned HS 10X32 Primal Series Binoculars
Bresser HSCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Ex...
View full detailsOriginal price $ 139.99Original price $ 139.99 - Original price $ 139.99Original price $ 139.99Current price $ 69.99$ 69.99 - $ 69.99Current price $ 69.99| /Save $ 70.00 Save $ 0.00 -
Original price $ 529.99Original price $ 529.99 - Original price $ 529.99Original price $ 529.99Current price $ 169.95$ 169.95 - $ 169.95Current price $ 169.95| /
Certified Pre-Owned Everest 10x42 Binoculars
BresserCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 529.99Original price $ 529.99 - Original price $ 529.99Original price $ 529.99Current price $ 169.95$ 169.95 - $ 169.95Current price $ 169.95| /Save $ 360.04 Save $ 0.00 -
Original price $ 89.99Original price $ 89.99 - Original price $ 89.99Original price $ 89.99Current price $ 39.99$ 39.99 - $ 39.99Current price $ 39.99| /
Certified Pre-Owned Bresser 360° Hunting Blind - OMNI-BL36
BresserCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 89.99Original price $ 89.99 - Original price $ 89.99Original price $ 89.99Current price $ 39.99$ 39.99 - $ 39.99Current price $ 39.99| /Save $ 50.00 Save $ 0.00 -
Original price $ 69.99Original price $ 69.99 - Original price $ 69.99Original price $ 69.99Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99| /
Certified Pre-Owned Discovery Telescope and Microscope Combo Set with Hard Case
Discovery - CPOCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Ex...
View full detailsOriginal price $ 69.99Original price $ 69.99 - Original price $ 69.99Original price $ 69.99Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99| /Save $ 20.00 Save $ 0.00 -
Original price $ 1,199.99Original price $ 1,199.99 - Original price $ 1,199.99Original price $ 1,199.99Current price $ 899.95$ 899.95 - $ 899.95Current price $ 899.95| /
Certified Pre-Owned Explore Scientific ED102 Essential Series Air-Spaced Triplet APO Refractor Telescope
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Ex...
View full detailsOriginal price $ 1,199.99Original price $ 1,199.99 - Original price $ 1,199.99Original price $ 1,199.99Current price $ 899.95$ 899.95 - $ 899.95Current price $ 899.95| /Save $ 300.04 Save $ 0.00 -
Original price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 34.95$ 34.95 - $ 34.95Current price $ 34.95| /
Certified Pre-Owned Discovery 900x Microscope with Hard Case
Discovery - CPOCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Ex...
View full detailsOriginal price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 34.95$ 34.95 - $ 34.95Current price $ 34.95| /Save $ 15.04 Save $ 0.00 -
Original price $ 899.99Original price $ 899.99 - Original price $ 899.99Original price $ 899.99Current price $ 720.99$ 720.99 - $ 720.99Current price $ 720.99| /
Certified Pre-Owned Explore Scientific ED80 Essential Series Air-Spaced Triplet Refractor Telescope
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 899.99Original price $ 899.99 - Original price $ 899.99Original price $ 899.99Current price $ 720.99$ 720.99 - $ 720.99Current price $ 720.99| /Save $ 179.00 Save $ 0.00 -
Original price $ 27.95Original price $ 27.95 - Original price $ 27.95Original price $ 27.95Current price $ 18.99$ 18.99 - $ 18.99Current price $ 18.99| /
Certified Pre-Owned Discovery 450x Student Microscope
DiscoveryCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 27.95Original price $ 27.95 - Original price $ 27.95Original price $ 27.95Current price $ 18.99$ 18.99 - $ 18.99Current price $ 18.99| /Save $ 8.96 Save $ 0.00 -
Original price $ 299.99Original price $ 299.99 - Original price $ 299.99Original price $ 299.99Current price $ 150.99$ 150.99 - $ 150.99Current price $ 150.99| /
Certified Pre-Owned National Geographic 70mm Automatic Telescope
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 299.99Original price $ 299.99 - Original price $ 299.99Original price $ 299.99Current price $ 150.99$ 150.99 - $ 150.99Current price $ 150.99| /Save $ 149.00 Save $ 0.00 -
Original price $ 95.00Original price $ 95.00 - Original price $ 95.00Original price $ 95.00Current price $ 50.99$ 50.99 - $ 50.99Current price $ 50.99| /
Certified Pre-Owned National Geographic 50mm Telescope and 640x Microscope Set with Hard Case
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 95.00Original price $ 95.00 - Original price $ 95.00Original price $ 95.00Current price $ 50.99$ 50.99 - $ 50.99Current price $ 50.99| /Save $ 44.01 Save $ 0.00 -
Original price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 24.99$ 24.99 - $ 24.99Current price $ 24.99| /
Certified Pre-Owned Discovery Juno 50mm Telescope with Hard Case
DiscoveryCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 24.99$ 24.99 - $ 24.99Current price $ 24.99| /Save $ 25.00 Save $ 0.00 -
Original price $ 109.99Original price $ 109.99 - Original price $ 109.99Original price $ 109.99Current price $ 80.99$ 80.99 - $ 80.99Current price $ 80.99| /
Certified Pre-Owned iEXOS-100 Azimuth Adjuster Adapter
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 109.99Original price $ 109.99 - Original price $ 109.99Original price $ 109.99Current price $ 80.99$ 80.99 - $ 80.99Current price $ 80.99| /Save $ 29.00 Save $ 0.00 -
Original price $ 599.99Original price $ 599.99 - Original price $ 599.99Original price $ 599.99Current price $ 480.99$ 480.99 - $ 480.99Current price $ 480.99| /
Certified Pre-Owned iEXOS-100-2 PMC-Eight Equatorial Tracker System with WiFi and Bluetooth®
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 599.99Original price $ 599.99 - Original price $ 599.99Original price $ 599.99Current price $ 480.99$ 480.99 - $ 480.99Current price $ 480.99| /Save $ 119.00 Save $ 0.00 -
Original price $ 115.95Original price $ 115.95 - Original price $ 115.95Original price $ 115.95Current price $ 60.99$ 60.99 - $ 60.99Current price $ 60.99| /
Certified Pre-Owned Bresser Classic 60/900 AZ Telescope
BresserCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 115.95Original price $ 115.95 - Original price $ 115.95Original price $ 115.95Current price $ 60.99$ 60.99 - $ 60.99Current price $ 60.99| /Save $ 54.96 Save $ 0.00 -
Original price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 25.99$ 25.99 - $ 25.99Current price $ 25.99| /
Certified Pre-Owned National Geographic 40x-640x Magnification Microscope with Smartphone Camera Adapter
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 25.99$ 25.99 - $ 25.99Current price $ 25.99| /Save $ 14.00 Save $ 0.00 -
Original price $ 199.99Original price $ 199.99 - Original price $ 199.99Original price $ 199.99Current price $ 93.99$ 93.99 - $ 93.99Current price $ 93.99| /
Certified Pre-Owned National Geographic StarApp114 - 114mm Reflector Telescope w/ Astronomy APP
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 199.99Original price $ 199.99 - Original price $ 199.99Original price $ 199.99Current price $ 93.99$ 93.99 - $ 93.99Current price $ 93.99| /Save $ 106.00 Save $ 0.00