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Home › Products › 4. 170mm +

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1" Sensor
1.1Options:Aperture*40MM Tabletop~/products/discovery-40mm-telescope
1.1Options:Aperture*50MM CF Tabletop~/products/exploreone-cf350-silver-carbon-fiber-50mm-az-mount-telescope
1.1Options:Aperture*50MM Tabletop~/products/national-geographic-juno-50mm-az
1.1Options:Aperture*60MM~/products/bresser-arcturus-60-700-az-carbon-fiber
1.1Options:Aperture*Callisto 70mm~/products/bresser-70mm-eq-callisto-telescope
1.1Options:Count*10pcs~/products/bresser-set-of-10-high-quality-prepared-slides
1.1Options:Focal Length*10MM~/products/bresser-70-10mm-eyepiece
1.1Options:Magnification*150x~/products/discovery-150x-microscope
1.1Options:Magnification*20x~/products/explore-one-20x-microscope
1.1Options:Magnification*20x~/products/national-geographic-20x-stereo-microscope
1.1Options:Magnification*40x-640x~/products/national-geographic-40x-640x-smartphone-microscope
1.1Options:Magnification*6x21~/products/explore-one-6x21-binoculars
1.1Options:Magnification*6x21~/products/national-geographic-6x21-binocular
1.1Options:Magnification*8x21~/products/travel-8x21
1.1Options:Magnification*8x25 ED~/products/montana-8x25
1.1Options:Magnification*8x25~/products/alpen-magnaview-8x25
1.1Options:Magnification*8x25~/products/c-series-8x25-binocular
1.1Options:Magnification*8x25~/products/national-geographic-expedition-series-8x25-binoculars
1.1Options:Magnification*8x26~/products/alpen-wings-8x26
1.1Options:Magnification*8x26~/products/pirsch-8x26
1.1Options:Magnification*8x32~/products/bresser-hs-8x32-primal-series-binocular
1.1Options:Magnification*8x32~/products/condor-8x32
1.1Options:Magnification*8x36~/products/shasta-ridge-8x36-porro-binoculars
1.1Options:Magnification*8x42 ED~/products/alpen-8x42-ed-hd-optics
1.1Options:Magnification*8x42 ED~/products/bresser-hs-8x42-ed-binocular
1.1Options:Magnification*8x42 ED~/products/everest-8x42
1.1Options:Magnification*8x42~/products/alpen-8x42-387sr
1.1Options:Magnification*8x42~/products/alpen-8x42-with-super-close-focus
1.1Options:Magnification*8x42~/products/alpen-apex-8x42
1.1Options:Magnification*8x42~/products/alpen-magna-8x42-wide-angle
1.1Options:Magnification*8x42~/products/alpen-magnaview-8x42
1.1Options:Magnification*8x42~/products/alpen-magnaview-8x42-1
1.1Options:Magnification*8x42~/products/national-geographic-excursion-series-8x42-binoculars
1.1Options:Magnification*8x42~/products/new-shasta-ridge-8x42
1.1Options:Magnification*Compact~/products/discovery-compact-binocular-1
1.1Options:Magnification*Space Rocket~/products/explorehut-space-rocket-1
1.1Options:Thermal*35mm~/products/alpen-apex-35mm-thermal
1.25" Barrel Size
1.25" Diagonal
1.25" Round Mounted
1.2Options:Aperture*50MM Black~/products/national-geographic-50mm-portable-refractor-telescope-rf360mm
1.2Options:Aperture*50MM Tabletop~/products/discovery-juno-50mm-telescope-1
1.2Options:Aperture*50MM Tabletop~/products/explore-one-juno-telescope
1.2Options:Aperture*50MM~/products/national-geographic-50mm-alt-azimuth-telescope
1.2Options:Aperture*60MM AZ~/products/bresser-classic-60-900-az
1.2Options:Aperture*Taurus 90mm~/products/bresser-taurus-90mm-refractor-telescope
1.2Options:Count*25pcs~/products/bresser-prepared-slides-25pcs-per-box
1.2Options:Focal Length*15MM~/products/bresser-70-15mm-eyepiece
1.2Options:Magnification*10x25 ED~/products/montana-10x25
1.2Options:Magnification*10x25~/products/alpen-magnaview-10x25
1.2Options:Magnification*10x25~/products/c-series-10x25-binocular-1
1.2Options:Magnification*10x25~/products/national-geographic-expedition-series-10x25-binoculars
1.2Options:Magnification*10x25~/products/travel-10x25
1.2Options:Magnification*10x26~/products/alpen-wings-10x26
1.2Options:Magnification*10x26~/products/pirsch-10x26
1.2Options:Magnification*10x32~/products/bresser-hs-primal-series-10x32-binocular
1.2Options:Magnification*10x32~/products/condor-10x32
1.2Options:Magnification*10x36~/products/shasta-ridge-10x36-porro-binoculars
1.2Options:Magnification*10x42 ED~/products/alpen-10x42-ed-hd-optics
1.2Options:Magnification*10x42 ED~/products/bresser-hs-10x42-ed-binocular
1.2Options:Magnification*10x42 ED~/products/everest-10x42
1.2Options:Magnification*10x42~/products/alpen-10x42-390sr
1.2Options:Magnification*10x42~/products/alpen-10x42-with-super-close-focus
1.2Options:Magnification*10x42~/products/alpen-apex-10x42-1
1.2Options:Magnification*10x42~/products/alpen-magnaview-10x42-1
1.2Options:Magnification*10x42~/products/national-geographic-excursion-series-10x42-binoculars
1.2Options:Magnification*10x42~/products/new-shasta-ridge-10x42
1.2Options:Magnification*10x50~/products/alpen-magna-10x50
1.2Options:Magnification*20x-200x USB~/products/explore-one-usb-hand-microscope
1.2Options:Magnification*30mm~/products/explore-one-30mm-binoculars
1.2Options:Magnification*40x-640x BLK~/products/national-geographic-40x-640x-smartphone-microscope
1.2Options:Magnification*450x~/products/discovery-450x-student-microscope-2
1.2Options:Magnification*4x30~/products/discovery-4x30
1.2Options:Magnification*8x21~/products/national-geographic-8x21-binoculars
1.2Options:Magnification*Royal Castle~/products/explorehut-medieval-castle-1
1.2Options:Thermal*54mm~/products/alpen-apex-54mm-thermal
1.2Options:Unistellar*eVscope eQuinox + Backpack~/products/unistellar-evscope-equinox-and-backpack
1.3Options:Aperture*50MM SIL CF~/products/national-geographic-cf600-pan-handle-telescope-carbon-fiber-50mm
1.3Options:Aperture*50MM Tabletop w/Case~/products/discovery-juno-50mm-telescope
1.3Options:Aperture*50MM~/products/explore-one-aries-telescope
1.3Options:Aperture*60MM EQ~/products/bresser-classic-60-900-eq
1.3Options:Aperture*Messier 127mm~/products/bresser-messier-127mm-short-refractor
1.3Options:Aperture*StarApp50MM~/products/national-geographic-app-50mm
1.3Options:Count*100pcs~/products/bresser-prepared-slides-100-piece-set
1.3Options:Focal Length*20MM~/products/bresser-70-20mm-eyepiece
1.3Options:Magnification*10x25~/products/national-geographic-10x25-binoculars
1.3Options:Magnification*10x50~/products/alpen-10x50
1.3Options:Magnification*10x50~/products/alpen-apex-10x50
1.3Options:Magnification*10x52~/products/alpen-magnaview-10x52
1.3Options:Magnification*12x32~/products/travel-12x32
1.3Options:Magnification*40x-640x WHT~/products/national-geographic-40x-640x-microscope
1.3Options:Magnification*6x21~/products/discovery-6x21
1.3Options:Magnification*8.5x45 ED~/products/montana-8-5x45
1.3Options:Magnification*800x Advanced~/products/discovery-800x-advanced-microscope
1.3Options:Magnification*8x32~/products/alpen-magnaview-8x32
1.3Options:Magnification*8x34~/products/alpen-wings-8x34
1.3Options:Magnification*8x34~/products/pirsch-8x34
1.3Options:Magnification*8x42~/products/bresser-hs-8x42-primal-series-binocular
1.3Options:Magnification*8x42~/products/c-series-8x42-binocular
1.3Options:Magnification*8x42~/products/condor-8x42
1.3Options:Magnification*8x42~/products/national-geographic-expedition-series-8x42-binoculars
1.3Options:Magnification*900x~/products/explore-one-900x-microscope
1.3Options:Magnification*Princess Castle~/products/explorehut-princes-castle-1
1.3Options:Unistellar*eQuinox 2 ~/products/unistellar-evscope-equinox-2
1.4Options:Aperture*50MM CF~/products/explore-one-cf600-telescope
1.4Options:Aperture*50MM SIL CF~/products/national-geographic-cf600-pan-handle-telescope-carbon-fiber-50mm
1.4Options:Aperture*60MM~/products/national-geographic-60mm-telescope
1.4Options:Aperture*Spica 130mm~/products/bresser-spica-130mm
1.4Options:Focal Length*25MM~/products/bresser-70-25mm-eyepiece
1.4Options:Magnification*10.5x45 ED~/products/montana-10-5x45
1.4Options:Magnification*10x25 Compact~/products/national-geographic-10x25-compact-binoculars
1.4Options:Magnification*10x32~/products/alpen-magnaview-10x32
1.4Options:Magnification*10x34~/products/alpen-wings-10x34
1.4Options:Magnification*10x34~/products/pirsch-10x34
1.4Options:Magnification*10x42~/products/bresser-hs-10x42-primal-series-binocular
1.4Options:Magnification*10x42~/products/c-series-10x42-binocular
1.4Options:Magnification*10x42~/products/condor-10x42
1.4Options:Magnification*10x42~/products/national-geographic-expedition-series-10x42-binoculars
1.4Options:Magnification*12x50~/products/alpen-12x50
1.4Options:Magnification*12x52~/products/alpen-magnaview-12x52
1.4Options:Magnification*300x-1200x~/products/explore-one-300x-1200x-microscope
1.4Options:Magnification*7x50~/products/travel-7x50
1.4Options:Magnification*800x Zoom~/products/discovery-zoom-lab-microscope
1.4Options:Magnification*8x56~/products/alpen-apex-8x56-1
1.4Options:Magnification*900x~/products/national-geographic-900x-microscope
1.4Options:Magnification*Skid Steer~/products/skidsteer-tent
1.4Options:Unistellar*eQuinox 2 + Backpack~/products/unistellar-equinox-2-and-backpack
1.5Options:Aperture*50MM~/products/discovery-50mm-telescope
1.5Options:Aperture*60MM~/products/explore-one-theseus-telescope
1.5Options:Aperture*70MM Black~/products/national-geographic-70mm-az
1.5Options:Aperture*70MM~/products/national-geographic-70mm-az
1.5Options:Aperture*80MM~/products/bresser-quasar-80-900-eq-telescope
1.5Options:Focal Length*30MM~/products/bresser-70-30mm-eyepiece
1.5Options:Magnification*10x32~/products/national-geographic-10x32-binoculars
1.5Options:Magnification*10x42 ED~/products/alpen-apex-10x42
1.5Options:Magnification*10x50~/products/c-series-10x25-binocular
1.5Options:Magnification*10x50~/products/travel-10x50
1.5Options:Magnification*10x56~/products/condor-10x56
1.5Options:Magnification*12x32~/products/alpen-magnaview-12x32
1.5Options:Magnification*16x52~/products/alpen-magnaview-16x52
1.5Options:Magnification*40x-1024x~/products/explore-one-40-1024x-microscope
1.5Options:Magnification*40x-1600x~/products/national-geographic-40x-1600x-microscope
1.5Options:Magnification*8x42~/products/alpen-wings-8x42
1.5Options:Magnification*8x42~/products/pirsch-8x42
1.5Options:Magnification*Camo Hut~/products/camo-hut
1.5Options:Unistellar*eVscope 2~/products/unistellar-evscope-2-digital-telescope-smart-compact-and-user-friendly-telescope
1.6Options:Aperture*102MM~/products/products-package-deal-bresser-comet-edition-102mm-refractor-kit-variant-2221347844
1.6Options:Aperture*50MM 3-in-1~/products/discovery-3-in-1-50-50mm-telescope
1.6Options:Aperture*70MM BLK CF~/products/national-geographic-cf700sm-telescope
1.6Options:Aperture*70MM BLU CF~/products/exploreone-cf400-blue-carbon-fiber-70mm-pan-handle-az-mount-telescope
1.6Options:Focal Length*35MM~/products/bresser-70-35mm-eyepiece
1.6Options:Magnification* Fire Engine~/products/fire-engine
1.6Options:Magnification*100x-1200x~/products/explore-one-100x-1200x-microscope-set
1.6Options:Magnification*10x42~/products/alpen-wings-10x42
1.6Options:Magnification*16x50~/products/travel-16x50
1.6Options:Magnification*40x-1600x LCD~/products/national-geographic-lcd-microscope
1.6Options:Magnification*8x40~/products/national-geographic-8x40-binoculars
1.6Options:Magnification*8x56 ED~/products/alpen-apex-8x56
1.6Options:Magnification*900x w/Case~/products/discovery-900x-microscope
1.6Options:Magnification*9x63~/products/condor-9x63
1.6Options:Unistellar*eVscope 2 + Backpack~/products/unistellar-evscope-2-digital-telescope-and-backpack
1.7Options:Aperture*102MM CF~/products/bresser-ar-102-600-eq-3-at-3-refractor
1.7Options:Aperture*60MM~/products/discovery-60mm-telescope
1.7Options:Aperture*70MM BLK CF~/products/gemini-ii-flat-black-70mm-az-mount-telescope
1.7Options:Aperture*70MM SIL CF~/products/70-700mm-telescope
1.7Options:Magnification* Cupcake Truck~/products/cupcake-truck
1.7Options:Magnification*10x40~/products/national-geographic-10x40-binoculars
1.7Options:Magnification*1200x~/products/discovery-1200x-biological-microscope
1.7Options:Magnification*20x50~/products/travel-20x50
1.7Options:Magnification*300x-1200x~/products/national-geographic-300x-1200x-microscope
1.7Options:Magnification*8x56~/products/alpen-wings-8x56
1.8Options:Aperture*114MM~/products/bresser-pluto-114-500-eq
1.8Options:Aperture*70MM GoTo~/products/national-geographic-computer-controlled-refractor-telescope
1.8Options:Aperture*70MM~/products/explore-one-gemini-telescope
1.8Options:Aperture*76MM~/products/discovery-76mm-starcapture-telescope
1.8Options:Aperture*StarApp70MM ~/products/national-geographic-app-70mm
1.8Options:Magnification* Play Tunnel~/products/play-tunnel
1.8Options:Magnification*300x-1200x (No Packaging)~/products/national-geographic-300x-1200x-microscope-with-hard-case-no-graphic-box
1.8Options:Magnification*8x42~/products/national-geographic-8x42-binoculars
1.9Options:Aperture*114MM SIL CF~/products/nt114cf-telescope
1.9Options:Aperture*114MM~/products/explore-one-aurora-telescope
1.9Options:Aperture*130MM~/products/bresser-reflektor-130-650-eq3
1.9Options:Aperture*76MM Compact~/products/national-geographic-76mm-table-top-reflector-telescope
1.9Options:Magnification* Belle Boutique~/products/belle-boutique
1.9Options:Magnification*10x42~/products/national-geographic-10x42-binoculars
10.5x45
100-200
1000-1200
1000-2000
100x-900x
102mm
10x
10x25
10x32
10x40
10x42
10x50
114mm
1400-1600
150x
1600-1800
2" Diagonal
2" Round Mounted
2.1Options:Aperture*114MM BLK CF~/products/aurora-ii-flat-black-114mm-slow-motion-az-mount-telescope
2.1Options:Aperture*114MM SIL CF~/products/nt114cf-telescope
2.1Options:Aperture*114MM~/products/national-geographic-ng114mm-newtonian-telescope-w-equatorial-mount
2.2m
2.2Options:Aperture*114MM BLK CF~/products/national-geographic-nt114cf-114mm-black-carbon-fiber-wrap-reflector-telescope
2.2Options:Aperture*114MM~/products/national-geographic-ng114mm-newtonian-telescope-w-equatorial-mount
2.2Options:Aperture*150MM~/products/bresser-spica-130-650-eq3-telescope
2.2Options:Magnification*10x42 WP~/products/national-geographic-10x42-waterproof-binoculars-with-floating-strap
2.3Options:Aperture*114MM BLK CF~/products/national-geographic-nt114cf-114mm-black-carbon-fiber-wrap-reflector-telescope
2.3Options:Aperture*StarApp114MM ~/products/national-geographic-app-114mm
2.3Options:Magnification*10x50~/products/national-geographic-10x50-binoculars
2.4Options:Magnification*16x32~/products/national-geographic-16x32-binocular
200-300
200-400
2000-2200
2000-3000
208mm
20x
20x-1536x
20x-200x
2200-2400
2400-2600
24mm
25-50
2600-2800
300-400
300x-1200x
30mm
32mm
3x25
4/3" Sensor
40 Degrees AFOV
400-500
400-600
40mm
40x-1000x
40x-1024x
40x-1600x
40x-640x
42mm
4x-40x
50-100
500-1000
50mm
50x-1200x
50x-800x
56 Degrees AFOV
5x
600-800
60mm
62 Degrees AFOV
68 Degrees AFOV
70 Degrees AFOV
70mm
76mm
77mm Type 2+ Glass Thread-In Solar Filter
7x-45x
8.5x45
800-1000
800x
8x
8x25
8x32
8x40
8x42
900mm
900x
accessories
Accessory
Adapter Plate
Barlow Lens
Collimation
Dew Heaters
Dew Shield
Extension Tube
Finder Scope
Finder Scope Base
Focuser
Focusing Caps
Focusing Screen
Lens Caps
Planisphere
Solar Filter
Tripod
achromatic refractor
action-camera
adventure
alpen
Aluminum Dew Shields for Meade
1. 21mm - 34mm
1. 40mm - 90mm
100mm
2. 100mm - 127mm
2. 40mm - 52mm
3. 130mm - 165mm
3. 56mm - 70mm
4. 170mm +
40mm
42mm
50mm
60mm
80mm
85mm
apex
APS-C Sensor
Artificial Star
Astrophotography
Astrozap
auction
az-goto
az-manual
Baader
Bahtinov Focusing Caps
Barlow
Bay
beginner-telescopes
binocular-accessories
binoculars
Biweekly
Black Polymer Film Threaded Camera Solar Filter
Alpen
AstroZap
Bresser
Bresser HS
David Chandler
Discovery
Explore One
National Geographic
Regal Systems
Starlight Instruments
Telrad
Vixen
bresser
Astronomy
Birding
Hiking
camera-adapters
cameras
Canon APS-C Sensor
Canon Full Frame Sensor
cf600
children
classroom
Clip Filter EOS APS-C
CLS
Color
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compact
deep sky observing
Dew Shield Cap
Dew Straps
discovery
Dobsonian
Dome
Dome Drive
Dovetail bar
Dovetail clamp
DSLR
Dual Narrowband
eclipse
ED Glass
eq-manual
explore-one
eyepiece
f/10
f/15
f/3.9
f/4.4
f/5.8
families
Fast Newtonian
Feather Touch TRUE 3.0" Diameter Dual Speed Focuser
ED Glass
Waterproof
Fiber Glass
filters
Finder Scope Base
finder-scopes
Flexible Dew Shields
1. 200mm - 500mm
2. 600mm - 988mm
3. 1000mm - 1900mm
3. 24mm - 30mm
4. 32mm - 40mm
1. Less than f/4
2. f/4.1 - f/6.5
3. f/7 - f/9.8
4. f/10 - f/15
fog proof
fogproof
Full Aperture (SolarLite) Film Slip-On Solar Filter
Full Aperture (SolarLite) Threaded Camera Solar Filter
Full Frame Sensor
Full Height
fun-board
game-camera
good for children
Guide scope
hide
hunting-blind
Illuminated Reticle
image stabilizer
Infrared
intermediate-telescopes
JMI
last
Lens Filter
lunar observing
M42
M48
1. 4x - 10x
15x to 45x
2. 10x - 20x
20x to 60x
25x to 75x
3. 25x - 36x
High Power
Low Power
magnifier
marine
100 yards
750 yards
800 yards
metal-detector
microscope
Biological
Digital
Stereo
microscope-accessories
Mircoscope
Mirrorless
Monochrome
monocular
Alt-Azimuth
German Equatorial
Mounting Base Only for Telrad
national-geographic
NEEWER
newTag
Newtonian
newtonians
night-vision
Nikon APS-C Sensor
Nikon Full Frame Sensor
none-ota-only
observatory
observatory-accessories
observatory-dome
Newtonian
Reflector
Refractor
other
Outdoor
outreach
over-3000
over-500
Photo Newtonian
planetary observing
Player One
Power Accessories
Porro
Roof
Pulsar
QuikAdapt - SLR Prime Focus Adapter
R-G Solar Film Filters
rangefinder
Recommendations disabled
Reducer/Flattener
Reflector
reflectors
Reflex Sites
refractors
Remote
Revolution Imager
Rich-Field Telescope
Rotator
scope
70°
Apex
Apex XP
C-Series
Condor
Everest
Excursion
Expedition
Kodiak
MagnaView
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Nautic
Pirsch
Primal
Pro
Rainier
Shasta Ridge
Spektar
Teton ED HD
Travel
Wings
show
Beginner
Intermediate
Professional
small
smartphone lens
solar eclipse
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solar-filters
Special Order
spo-default
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spotting-scope
star-maps
Svbony
T-Ring
TargetCategory: Binoculars
TargetCategory: Digital Cameras
TargetCategory: Flashlights
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TargetCategory: Microscope
TargetCategory: Playhouses
TargetCategory: Science Kits
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TargetCategory: Toy Microscopes
TargetCategory: Toy Telescopes
TargetPlus
Telescope
telescopes
Telrad
Telrad Dew Shield
Telrad Dew Shield +
Telrad Riser Bases
tent
tripod
tripod accessories
tripod dolly
UHC
under-200
under-25
UV-IR Block
viewfinders
waterproof
wheeley bars
Wide T-Ring
wide-field deep sky imaging
wide-field observing

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208mm f/3.9 Newtonian Telescope

208mm f/3.9 Newtonian Telescope

Regular price $679⁹⁹ $679.99

Bresser Messier 203mm Short Newtonian Telescope

Bresser Messier 203mm Short Newtonian Telescope

Regular price $449⁹⁹ $449.99

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