Posts Tagged ‘shopping’

Used Telescopes

September 4th, 2010

Used Telescopes

Used Telescopes

Could use two telescopes as a kind of giant binoculars twice the light we see?

He assumed a provision of two telescopes to look with both eyes, would I see more light than if I was using only a telescope? Perhaps, if not more light, binocular vision to provide other benefits? For example, the sharpness, clarity, or something.

You mean this: Because http://www.davetrott.com/GiantBinoculars.html the way your brain processes images in a pair of binoculars produce an image more than twice as good as the image of a telescope the size of half of the binoculars. But I think everything has to be very precisely balanced between the two parties, that can take only two telescopes and glue them together - that's why I do not see very often, if at all.

Thousand Oaks 1
Thousand Oaks 1"x 45" Heater Band (2.81amps) for 10" to 12" S/C Telescopes, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $69.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 45" (25mm x 1.14m) Heater Band (2.81amps) for 10" to 12" S/C Telescopes is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x 15" Heater Band (.94amp) for 2.5" to 4" Telescopes, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $45.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 15" (25mm x 38cm) Heater Band (.94amp) for 2.5" to 4" Telescopes is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x 50" Heater Band (3.21amps) for 14" to 16" S/C Telescopes, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $89.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 50" (25mm x 1.27m) Heater Band (3.21amps) for 14" to 16" S/C Telescopes is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x 20" Heater Band (1.25amps) for 5" Telescopes, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $49.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 20" (25mm x 51cm) Heater Band (1.25amps) for 5" Telescopes is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x 30" Heater Band (1.87amps) for 8" Telescopes, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $55.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 30" (25mm x 76cm) Heater Band (1.87amps) for 8" Telescopes is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x 25" Heater Band (1.45amps) for 6" Telescopes, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $52.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 25" (25mm x 6.35cm) Heater Band (1.45amps) for 6" Telescopes is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 2
Thousand Oaks 2"x2" Heater Band (.25amp) for Telrad, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $25.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 2"x 2" (50mm x 50mm) Heater Band (.25amp) for the Telrad, is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x4" Heater Band (.25amp) for 1-1/4" Eyepieces & Finders, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $39.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 4" Heater Band (.25amp) for 1.25" Eyepieces & Finders, is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Thousand Oaks 1
Thousand Oaks 1"x 6" Heater Band (.30amp) for 2" Eyepieces & Finders, used with 4-Channel DDHC Digital Heater Control Unit
Sale Price: $39.00
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

This Thousand Oaks 1"x 6" Heater Band (.30amp) for 2" Eyepieces & Finders, is intended for use with the Thousand Oaks 4-Channel DDHC Digital Heater Control Unit. Up to four heater bands can be used with the controller.

Kendrick Dew Remover Heater for Laptop Computers, & Desktop CPUs exposed to Cold Temperatures. (Also used as a Seat Warmer)
Kendrick Dew Remover Heater for Laptop Computers, & Desktop CPUs exposed to Cold Temperatures. (Also used as a Seat Warmer)
Sale Price: $145.95
  Eligible for free shipping!
Availability: Usually ships in 1-2 business days

Description

The LAPTOP COMPUTER HEATER will prevent dew from forming on your laptop and frying your motherboard. It will also keep hard drive access times up in cold weather. The computer can be placed on top of the heater or the heater can be placed on top of the key pad and the screen closed down partly on top of it for those times when you are away from the computer and it is not in use. It can also be attached to the back of the screen to keep the screen operating at optimum speed. We recommend placing the heater inside a box placed on it's side and then placing the computer on top of the heater. This will create an enclosed environment that will create a pocket of air that is warmer than the ambient temperature. This will protect both the screen and and the motherboard from dew forming on them and will also keep CPU speeds up in cold weather. These also make excellent seat warmers!

Features

  • The Kendrick Dew Remover System was developed to meet the need in the astronomical community for an effective dew removal and prevention system.
  • This system has heaters for almost all the optical components used in amateur astronomy,
  • Also for Laptops and Computers exposed to Cold Temperatures
  • Repeated Field Testing on many types and optical surfaces under many conditions and hundreds of satisfied customers has proven the effectiveness of this productover and over
  • It Also has these Other Attractive Features: