You're in Binoculars & Telescopes

Need a Personal Shopper?

Subscribe to
Bizrate emails for the hottest
deals & products
,
PLUS a chance to

WIN $25

sign me up!

New winners chosen weekly.
No purchase necessary.

Best Seller
Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF. The Explore Scientific 2" Reflectivity Diagonal Mirror has a solid construction and is light weight. Just insert or withdraw the Explore Scientific 2in Reflectivity Diagonal... ... more

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF. The Explore Scientific 2" Reflectivity Diagonal Mirror has a solid construction and is light weight. Just insert or withdraw the Explore Scientific 2in Reflectivity Diagonal...

Optics Planet

$199.99

FREE shipping

go to store
Explore Scientific 3" Field Flattener/Focal Reducer Adapter for 2.5" Hex Focuser - [Site discount] 510366

Explore Scientific 3" Field Flattener/Focal Reducer Adapter for 2.5" Hex Focuser - [Site discount] 510366

PROMO Shh.. LOWER PRICE in Cart!

[See Site for Better Price!] Explore Scientific 3" Field Flattener/Focal Reducer Adapter for 2.5" Hex Focuser ... more

Explore Scientific 3" Field Flattener/Focal Reducer Adapter for 2.5" Hex Focuser - [Site discount] 510366

[See Site for Better Price!] Explore Scientific 3" Field Flattener/Focal Reducer Adapter for 2.5" Hex Focuser

$89.99

FREE shipping

go to store
Best Seller
Explore Scientific 2" 2x Focal Extender (2"/1.25") FE02-020

Explore Scientific 2" 2x Focal Extender (2"/1.25") FE02-020

*Save The Tax Instantly! Use B&H Payboo to get an ...

Explore Scientific 2" 2x Focal Extender (2"/1.25") Increases Eyepiece Magnification 2x, Fits into Larger 2" Holders, Accepts Both 1.25" & 2" Eyepieces, 4-Element Optical Configuration, Fully Multi-Coated Optics, Includes 1.25" Eyepiece Reducer Adapter... ... more

Explore Scientific 2" 2x Focal Extender (2"/1.25") FE02-020

Explore Scientific 2" 2x Focal Extender (2"/1.25") Increases Eyepiece Magnification 2x, Fits into Larger 2" Holders, Accepts Both 1.25" & 2" Eyepieces, 4-Element Optical Configuration, Fully Multi-Coated Optics, Includes 1.25" Eyepiece Reducer Adapter...

$289.99

FREE shipping

go to store
Explore Scientific Nat Geo CF700SM Telescope Metal in Black | 8.8 H x 29.2 W x 7 D in | Wayfair 80-40070

Explore Scientific Nat Geo CF700SM Telescope Metal in Black | 8.8 H x 29.2 W x 7 D in | Wayfair 80-40070

Embark on a fascinating adventure through our solar system and beyond with National Geographic’s 70mm telescope. This refractor features unique carbon fiber styling wrap that gives it a rugged edge and a 70mm aperture that will perform well in lunar,... ... more

Explore Scientific Nat Geo CF700SM Telescope Metal in Black | 8.8 H x 29.2 W x 7 D in | Wayfair 80-40070

Embark on a fascinating adventure through our solar system and beyond with National Geographic’s 70mm telescope. This refractor features unique carbon fiber styling wrap that gives it a rugged edge and a 70mm aperture that will perform well in lunar,...

Wayfair

$116.10

FREE shipping

go to store
Explore Scientific 2x Focal Extender2in Barrel FE02-020

Explore Scientific 2x Focal Extender2in Barrel FE02-020

Explore Scientific 2x Focal Extender2in Barrel FE02-020. The Explore Scientific 2in Barrel 2x Focal Extender w/ 1.25in Adapter not only increases your magnification you get to enjoy generous eye relief. The Explore Scientific 2" Barrel 2x Focal... ... more

Explore Scientific 2x Focal Extender2in Barrel FE02-020

Explore Scientific 2x Focal Extender2in Barrel FE02-020. The Explore Scientific 2in Barrel 2x Focal Extender w/ 1.25in Adapter not only increases your magnification you get to enjoy generous eye relief. The Explore Scientific 2" Barrel 2x Focal...

$299.99

FREE shipping

go to store
Explore Scientific Nat Geo 114Mm Reflector Telescope Metal in Gray | 6.25 H x 14 W x 29 D in | Wayfair 80-20114

Explore Scientific Nat Geo 114Mm Reflector Telescope Metal in Gray | 6.25 H x 14 W x 29 D in | Wayfair 80-20114

From our National Geographic series, the Explorer NT114CF Newtonian Astronomical Telescope is a perfect portal into the realm of deep sky observation. Offering a 114mm aperture and a 500mm focal length, the telescope comes with two Plossl eyepieces... ... more

Explore Scientific Nat Geo 114Mm Reflector Telescope Metal in Gray | 6.25 H x 14 W x 29 D in | Wayfair 80-20114

From our National Geographic series, the Explorer NT114CF Newtonian Astronomical Telescope is a perfect portal into the realm of deep sky observation. Offering a 114mm aperture and a 500mm focal length, the telescope comes with two Plossl eyepieces...

Wayfair

$149.99 $139.59

FREE shipping

go to store
Explore Scientific Neutral Density FilterND 0.92in 310240

Explore Scientific Neutral Density FilterND 0.92in 310240

Explore Scientific Neutral Density FilterND 0.92in 310240. 25" ND 0.9 with 13percent transmission Package Contents: Explore Scientific Neutral Density Filter Explore Scientific Neutral Density Filter 2 ND 0.9 with 13percent transmission ... more

Explore Scientific Neutral Density FilterND 0.92in 310240

Explore Scientific Neutral Density FilterND 0.92in 310240. 25" ND 0.9 with 13percent transmission Package Contents: Explore Scientific Neutral Density Filter Explore Scientific Neutral Density Filter 2 ND 0.9 with 13percent transmission

$59.99

FREE shipping

go to store
Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF. The Explore Scientific 2" Reflectivity Diagonal Mirror has a solid construction and is light weight. Just insert or withdraw the Explore Scientific 2in Reflectivity Diagonal... ... more

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF

Explore Scientific 2in 99percent Reflectivity Diagonal Mirror DD02-00CF. The Explore Scientific 2" Reflectivity Diagonal Mirror has a solid construction and is light weight. Just insert or withdraw the Explore Scientific 2in Reflectivity Diagonal...

$199.99

FREE shipping

go to store
Explore Scientific 2" ES Star Diagonal DD02-00CF

Explore Scientific 2" ES Star Diagonal DD02-00CF

PROMO Get $9 in FREE Stuff + Free Exp. Delivery!

Free Express Shipping! Explore Scientific 2" ES Star Diagonal 2" Diameter Barrel, 1.25" Eyepiece Adapter, Dielectric-Coated Mirror, 99% Reflective Surface Mirror, Double-Taper Insert Barrel ... more

Explore Scientific 2" ES Star Diagonal DD02-00CF

Free Express Shipping! Explore Scientific 2" ES Star Diagonal 2" Diameter Barrel, 1.25" Eyepiece Adapter, Dielectric-Coated Mirror, 99% Reflective Surface Mirror, Double-Taper Insert Barrel

$199.99

FREE shipping

go to store
Explore Scientific 82° Series 18mm Eyepiece (2") EPWP8218-01

Explore Scientific 82° Series 18mm Eyepiece (2") EPWP8218-01

*Save The Tax Instantly! Use B&H Payboo to get an ...

Explore Scientific 82° Series 18mm Eyepiece (2") 18mm Focal Length, 82° Field of View, 2" Diameter Barrel, Parfocal with All Eyepieces in Series, Long Eye Relief for Maximum Comfort, EMD Fully Multi-Coated Optics, Blackened Interior & Lens Edges, Argon... ... more

Explore Scientific 82° Series 18mm Eyepiece (2") EPWP8218-01

Explore Scientific 82° Series 18mm Eyepiece (2") 18mm Focal Length, 82° Field of View, 2" Diameter Barrel, Parfocal with All Eyepieces in Series, Long Eye Relief for Maximum Comfort, EMD Fully Multi-Coated Optics, Blackened Interior & Lens Edges, Argon...

$303.99

FREE shipping

go to store
Explore Scientific 2" UHC Nebula Filter 310210

Explore Scientific 2" UHC Nebula Filter 310210

PROMO Get $14 in FREE Stuff + Free Exp. Delivery!

Free Express Shipping! Explore Scientific 2" UHC Nebula Filter Increased Contrast for Nighttime Viewing, Blocks Light Pollution Wavelengths, Passes H-Alpha, H-Beta, and O-III Lines, Improved Visibility of Emission Nebulae ... more

Explore Scientific 2" UHC Nebula Filter 310210

Free Express Shipping! Explore Scientific 2" UHC Nebula Filter Increased Contrast for Nighttime Viewing, Blocks Light Pollution Wavelengths, Passes H-Alpha, H-Beta, and O-III Lines, Improved Visibility of Emission Nebulae

$139.99

FREE shipping

go to store
Explore Scientific H-Beta Nebula Filter (2") 310230

Explore Scientific H-Beta Nebula Filter (2") 310230

PROMO Get $14 in FREE Stuff + Free Exp. Delivery!

Free Express Shipping! Explore Scientific H-Beta Nebula Filter (2") Fits Most 2" Eyepieces/Accessories, Passes H-Beta Emission Line, 478-496nm, Ideal for Astrophotography, Increased Contrast for Nighttime Viewing ... more

Explore Scientific H-Beta Nebula Filter (2") 310230

Free Express Shipping! Explore Scientific H-Beta Nebula Filter (2") Fits Most 2" Eyepieces/Accessories, Passes H-Beta Emission Line, 478-496nm, Ideal for Astrophotography, Increased Contrast for Nighttime Viewing

$179.99

FREE shipping

go to store
Explore Scientific Illuminated Polar Finder Scope for Exos-2 PFEXOS2

Explore Scientific Illuminated Polar Finder Scope for Exos-2 PFEXOS2

PROMO Get $9 in FREE Stuff + Free Exp. Delivery!

Free Express Shipping! Explore Scientific Illuminated Polar Finder Scope for Exos-2 Red Illumination, Adjustable Brightness, Illuminated 4-Star Alignment Reticle, Designed for Northern Hemisphere Use ... more

Explore Scientific Illuminated Polar Finder Scope for Exos-2 PFEXOS2

Free Express Shipping! Explore Scientific Illuminated Polar Finder Scope for Exos-2 Red Illumination, Adjustable Brightness, Illuminated 4-Star Alignment Reticle, Designed for Northern Hemisphere Use

$79.99

FREE shipping

go to store
Explore Scientific 52° Series 40mm Eyepiece (2") EPWP5240-01

Explore Scientific 52° Series 40mm Eyepiece (2") EPWP5240-01

PROMO Get $14 in FREE Stuff + Free Exp. Delivery!

Free Express Shipping! Explore Scientific 52° Series 40mm Eyepiece (2") 40mm Focal Length, 52° Apparent Field of View, 2" Diameter Barrel, Fully EMD Multi-Coated Optics, Argon-Filled, Water and Fogproof, Slip-Resistant Textured Surface, Fold-Down Eyecup ... more

Explore Scientific 52° Series 40mm Eyepiece (2") EPWP5240-01

Free Express Shipping! Explore Scientific 52° Series 40mm Eyepiece (2") 40mm Focal Length, 52° Apparent Field of View, 2" Diameter Barrel, Fully EMD Multi-Coated Optics, Argon-Filled, Water and Fogproof, Slip-Resistant Textured Surface, Fold-Down Eyecup

$179.99

FREE shipping

go to store
Explore Scientific iEXOS-100-2 PMC-Eight Equatorial Go-To Tracker System ES-IEXOS0100-02

Explore Scientific iEXOS-100-2 PMC-Eight Equatorial Go-To Tracker System ES-IEXOS0100-02

*Save The Tax Instantly! Use B&H Payboo to get an ...

Free Express Shipping! Explore Scientific iEXOS-100-2 PMC-Eight Equatorial Go-To Tracker System Motorized Computer-Controlled EQ Mount, Up to 19-Pound Payload Capacity, Smooth Stepper Motors with Belt Drives, Wi-Fi & Bluetooth for Wireless Control,... ... more

Explore Scientific iEXOS-100-2 PMC-Eight Equatorial Go-To Tracker System ES-IEXOS0100-02

Free Express Shipping! Explore Scientific iEXOS-100-2 PMC-Eight Equatorial Go-To Tracker System Motorized Computer-Controlled EQ Mount, Up to 19-Pound Payload Capacity, Smooth Stepper Motors with Belt Drives, Wi-Fi & Bluetooth for Wireless Control,...

$599.99

FREE shipping

go to store
Explore Scientific 68° Series 28mm Eyepiece (2") EPWP6828-01

Explore Scientific 68° Series 28mm Eyepiece (2") EPWP6828-01

*Save The Tax Instantly! Use B&H Payboo to get an ...

Free Express Shipping! Explore Scientific 68° Series 28mm Eyepiece (2") 28mm Focal Length, 68° Field of View, 2" Diameter Barrel, Fully Multi-coated Optics, Argon-Filled, Water and Fogproof, Slip-Resistant Textured Surface, Fold-Down Eyecup ... more

Explore Scientific 68° Series 28mm Eyepiece (2") EPWP6828-01

Free Express Shipping! Explore Scientific 68° Series 28mm Eyepiece (2") 28mm Focal Length, 68° Field of View, 2" Diameter Barrel, Fully Multi-coated Optics, Argon-Filled, Water and Fogproof, Slip-Resistant Textured Surface, Fold-Down Eyecup

$299.99

FREE shipping

go to store
Novagrade T-Mount Digiscoping Adapter UA-00T1-01

Novagrade T-Mount Digiscoping Adapter UA-00T1-01

Free Express Shipping! Novagrade T-Mount Digiscoping Adapter Fits Standard T-Rings, Fits any Eyepiece from 1.5 to 2.4", Anodized Aluminum Camera Mount, Twist-Lock Polymer Compression Ring, Made in the USA ... more

Novagrade T-Mount Digiscoping Adapter UA-00T1-01

Free Express Shipping! Novagrade T-Mount Digiscoping Adapter Fits Standard T-Rings, Fits any Eyepiece from 1.5 to 2.4", Anodized Aluminum Camera Mount, Twist-Lock Polymer Compression Ring, Made in the USA

$129.00

FREE shipping

go to store
Explore Scientific M48 x 0.75 Extension Ring Set 510381

Explore Scientific M48 x 0.75 Extension Ring Set 510381

Free Express Shipping! Explore Scientific M48 x 0.75 Extension Ring Set 5, 10, 15, 20 & 30mm Rings, Achieve the Ideal Focal Distance, Internal & External Threads on Each Ring, Threads Work on 2" T-Adapters & Filters, Large 45mm Inner Diameter ... more

Explore Scientific M48 x 0.75 Extension Ring Set 510381

Free Express Shipping! Explore Scientific M48 x 0.75 Extension Ring Set 5, 10, 15, 20 & 30mm Rings, Achieve the Ideal Focal Distance, Internal & External Threads on Each Ring, Threads Work on 2" T-Adapters & Filters, Large 45mm Inner Diameter

$69.99

FREE shipping

go to store
Explore Scientific Astro R-Lite Red Astronomy LED Flashlight ES-FL1001

Explore Scientific Astro R-Lite Red Astronomy LED Flashlight ES-FL1001

Explore Scientific Astro R-Lite Red Astronomy LED Flashlight Variable-Intensity Red LED Light, Low, High, and Flashing Modes, High-Visibility Yellow Tailcap Switch, Sliding Brightness Control Collar, Weather-Sealed Aluminum Body, Lightweight: 2.7 oz... ... more

Explore Scientific Astro R-Lite Red Astronomy LED Flashlight ES-FL1001

Explore Scientific Astro R-Lite Red Astronomy LED Flashlight Variable-Intensity Red LED Light, Low, High, and Flashing Modes, High-Visibility Yellow Tailcap Switch, Sliding Brightness Control Collar, Weather-Sealed Aluminum Body, Lightweight: 2.7 oz...

$22.99

go to store
Tele Vue T-Ring Adapter for 2.4" IS System Focuser TRG-1072

Tele Vue T-Ring Adapter for 2.4" IS System Focuser TRG-1072

Free Shipping! Tele Vue T-Ring Adapter for 2.4" IS System Focuser Requires Camera-Specific T-Mount ... more

Tele Vue T-Ring Adapter for 2.4" IS System Focuser TRG-1072

Free Shipping! Tele Vue T-Ring Adapter for 2.4" IS System Focuser Requires Camera-Specific T-Mount

$36.00

FREE shipping

go to store
Tele Vue SLR Prime Focus Camera Adapter for 2" Focusers ACM-2000

Tele Vue SLR Prime Focus Camera Adapter for 2" Focusers ACM-2000

Authorized Tele Vue USA Dealer! Read 10.00 User Re...

Free Express Shipping! Tele Vue SLR Prime Focus Camera Adapter for 2" Focusers Accepts 2" Filters, Requires Camera-Specific T-Mount ... more

Tele Vue SLR Prime Focus Camera Adapter for 2" Focusers ACM-2000

Free Express Shipping! Tele Vue SLR Prime Focus Camera Adapter for 2" Focusers Accepts 2" Filters, Requires Camera-Specific T-Mount

$60.00

FREE shipping

go to store
Vixen Optics f/5.2 Focal Reducer for the ED81S, ED103S, & ED115S Scopes ES3666

Vixen Optics f/5.2 Focal Reducer for the ED81S, ED103S, & ED115S Scopes ES3666

Free Express Shipping! Vixen Optics f/5.2 Focal Reducer for the ED81S, ED103S, & ED115S Scopes Reduces Focal Length by 0.67x, Widens Viewing Field, Shortens Exposures, For Imaging Only, Requires #3878 Adapter and a T-Mount ... more

Vixen Optics f/5.2 Focal Reducer for the ED81S, ED103S, & ED115S Scopes ES3666

Free Express Shipping! Vixen Optics f/5.2 Focal Reducer for the ED81S, ED103S, & ED115S Scopes Reduces Focal Length by 0.67x, Widens Viewing Field, Shortens Exposures, For Imaging Only, Requires #3878 Adapter and a T-Mount

$217.99

FREE shipping

go to store
Alpine Astronomical Baader Wide T-Ring Set for Nikon Z TRING-NZW

Alpine Astronomical Baader Wide T-Ring Set for Nikon Z TRING-NZW

Alpine Astronomical Baader Wide T-Ring Set for Nikon Z Part of the Astro T-2 Modular System, Connect DSLR Body to T-2 Accessories, Secure Camera-Side Bayonet Mount, Removable T-Mount for Expanded Uses TELESCOPES-Adapter Rings ... more

Alpine Astronomical Baader Wide T-Ring Set for Nikon Z TRING-NZW

Alpine Astronomical Baader Wide T-Ring Set for Nikon Z Part of the Astro T-2 Modular System, Connect DSLR Body to T-2 Accessories, Secure Camera-Side Bayonet Mount, Removable T-Mount for Expanded Uses TELESCOPES-Adapter Rings

$37.00

go to store