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  Optical Tubes (OTA) (141 Items)

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Parks 12.5 inch f-5 Superior Newtonian Reflector Optical Tube Assembly
Eligible for Rewards
Parks 12.5" f-5 Superior Newtonian Reflector Optical Tube Assembly
Item No. 601-10080
Manuf. No. Parks Optical 601-10080

Includes: 12.5" f/5 Primary Mirror, 12.5" Primary Mirror Cell, 3.10" Secondary Mirror, 3.10" Secondary Mirror Holder, 15 7/8" 4 Vane Spider, 2.00" Rack & Pinion Focuser, 8 x 50 Finder, 15 7/8" ID (16 5/16" OD) x 62" Fiberglass Tube.
MSRP: $5,175.00
Our Price: $3,449.95
Buy Parks 12.5 inch f-5 Superior Newtonian Reflector Optical Tube Assembly
You Save $1,725.05

Parks 16 inch f-5 Observatory Newtonian Reflector Optical Tube Assembly
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Parks 16" f-5 Observatory Newtonian Reflector Optical Tube Assembly
Item No. 601-10090
Manuf. No. Parks Optical 601-10090

Includes: 16" f/5 Primary Mirror, 16" Primary Mirror Cell, 4.00" Secondary Mirror, 4.00" F.A. Secondary Mirror Holder, 18 ý" 4 Vane Spider, 2.00" Rack & Pinion Focuser, 8 x 50 Finder, 18 ý" ID (19" OD) x 80" Fiberglass Tube.
MSRP: $15,750.00
Our Price: $10,499.95
Buy Parks 16 inch f-5 Observatory Newtonian Reflector Optical Tube Assembly
You Save $5,250.05

Parks 16 inch f/4 & f/12 Hybrid Integrated Telescope Optical Tube Assembly (OTA)
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Parks 16" f/4 & f/12 Hybrid Integrated Telescope Optical Tube Assembly (OTA)
Item No. 601-10095
Manuf. No. Parks Optical 601-10095

The ultra fast, rich-field (f/4) reflector mode combines large aperture and a wide field-of-view to deliver breathtaking views of globular clusters, open clusters, nebulae and galaxies
MSRP: $23,900.00
Our Price: $19,999.00
Buy Parks 16 inch f/4 & f/12 Hybrid Integrated Telescope Optical Tube Assembly (OTA)
You Save $3,901.00

Parks 16 inch f/4 Newtonian Reflector Optical Tube Assembly (OTA)
Eligible for Rewards
Parks 16" f/4 Newtonian Reflector Optical Tube Assembly (OTA)
Item No. 601-10093
Manuf. No. Parks Optical 601-10093

Designed and engineered to be the very best performing Newtonian reflectors on the market today
MSRP: $14,100.00
Our Price: $7,199.95
Buy Parks 16 inch f/4 Newtonian Reflector Optical Tube Assembly (OTA)
You Save $6,900.05

Parks 6 inch f-8 Precision Newtonian Reflector Optical Tube Assembly
Eligible for Rewards
Parks 6" f-8 Precision Newtonian Reflector Optical Tube Assembly
Item No. 601-10020
Manuf. No. Parks Optical 601-10020

Includes: 6" f/8 Primary Mirror, 6" Primary Mirror Cell, 1.33" Secondary Mirror, 1.33" Secondary Mirror Holder, 7" 4 Vane Spider, 1.25" Rack & Pinion Focuser, 6 x 30 Finder, 7" ID (7 5/16" OD) x 48" Fiberglass Tube.
MSRP: $1,575.00
Our Price: $1,049.95
Buy Parks 6 inch f-8 Precision Newtonian Reflector Optical Tube Assembly
You Save $525.05

Parks 6 inch F/6 Precision Newtonian Telescope Optical Tube Assembly
Eligible for Rewards
Parks 6" F/6 Precision Newtonian Telescope Optical Tube Assembly
Item No. 601-10010
Manuf. No. Parks Optical 601-10010

Includes: 6" f/6 Primary Mirror, 6" Primary Mirror Cell, 1.55" Secondary Mirror, 1.55" Secondary Mirror Holder, 7" 4 Vane Spider, 1.25" Rack & Pinion Focuser, 6 x 30 Finder, 7" ID (7 5/16" OD) x 36" Fiberglass Tube.
MSRP: $1,575.00
Our Price: $1,049.95
Buy Parks 6 inch F/6 Precision Newtonian Telescope Optical Tube Assembly
You Save $525.05

Parks 8 inch f-6 Precision Newtonian Reflector Optical Tube Assembly
Eligible for Rewards
Parks 8" f-6 Precision Newtonian Reflector Optical Tube Assembly
Item No. 601-10050
Manuf. No. Parks Optical 601-10050

Includes: 8" f/6 Primary Mirror, 8" Primary Mirror Cell, 1.83" Secondary Mirror, 1.83" Secondary Mirror Holder, 9 3/8" 4 Vane Spider, 1.25" Rack & Pinion Focuser, 6 x 30 Finder, 9 3/8" ID (9 3/4" OD) x 48" Fiberglass Tube.
MSRP: $2,025.00
Our Price: $1,349.95
Buy Parks 8 inch f-6 Precision Newtonian Reflector Optical Tube Assembly
You Save $675.05

Takahashi CCA-250P Tri-Focal Astrograph Telescope OTA, Corrected Cassegrain
Takahashi CCA-250P Tri-Focal Astrograph Telescope OTA, Corrected Cassegrain
Item No. 611-50570
Manuf. No. Takahashi TCCA250

Takahashi TCCA250 Telescope OTA, CCA-250P Tri-Focal Astrograph, Corrected Cassegrain
 
Our Price: $16,795.00
Buy Takahashi CCA-250P Tri-Focal Astrograph Telescope OTA, Corrected Cassegrain
 

Takahashi Epsilon 180ED f/2.8 Hyperbolic Flat-Field Astrograph OTA Telescope
Takahashi Epsilon 180ED f/2.8 Hyperbolic Flat-Field Astrograph OTA Telescope
Item No. 611-50601
Manuf. No. Takahashi TEK0180

Takahashi TEK0180 Reflector, Epsilon 180ED f/2.8 Hyperbolic Flat-Field Astrograph OTA Telescope
 
Our Price: $5,400.00
Buy Takahashi Epsilon 180ED f/2.8 Hyperbolic Flat-Field Astrograph OTA Telescope
 

Takahashi FRC-300 - 300mm Baker Ritchey Chretien Astrograph - Includes Tube Holder
Eligible for Rewards
Takahashi FRC-300 - 300mm Baker Ritchey Chretien Astrograph - Includes Tube Holder
Item No. 611-50750
Manuf. No. Takahashi TRC0300

This newest flat field astrograph is designed to produce a flat 90 image circle for medium format photography or CCD imagery
 
Our Price: $23,905.00
Buy Takahashi FRC-300 - 300mm Baker Ritchey Chretien Astrograph - Includes Tube Holder
 

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