Showing posts with label protected. Show all posts
Showing posts with label protected. Show all posts

Sunday, June 16, 2013

Buy Levenhuk Ra 200N F4 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating


Levenhuk Ra 200N F4 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating by Levenhuk, Inc.

Levenhuk Ra 200N F4 OTA
Newtonian telescope. Primary mirror diameter: 200 mm.


Levenhuk Ra 200N F4 OTA has a focal length of 31.5 inches and a primary mirror diameter of 7.9 inches. The tube is designed for astrophotography but still can be successfully used for visual observations. The tube itself is made of metal that makes it sturdy and reliable.


Levenhuk Ra 200N F4 comes with a 2'' dual-speed Crayford focuser that has known advantages: its construction makes for higher stability and the 2'' barrel diameter allows to easily attach a lot of accessories, including powerful cameras. The telescope tube is fitted with a built-in fan for cooling the primary mirror.


The kit includes:
- Levenhuk Ra 200N F4 optical tube
- Finder scope
- Finder scope base
- Cooling fan
- Batteries kit (6 pieces)
- User guide and 3-year warranty



Specifications:
Optical design: Newtonian reflector
Optics material: BK-7 glass
Optical coating: quartz-protected aluminum
Telescope tube: metal
Primary mirror diameter (aperture), in: 7.9
Focal length, in: 31.5
Focal ratio: f/4
Barrel diameter: 2", 1.25"
Focuser: 2''dual-speed Crayford focuser
Tube-mount assembly system: dovetail plate
Finder scope: optical, 8x50
Optical tube length, in: 28.3
Optical tube diameter, in: 9.4
Optical tube weight, lbs: 16



Read more Levenhuk Ra 200N F4 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating

Levenhuk Ra 200N F4 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating Feature

  • Newtonian telescope
  • Primary mirror diameter: 200 mm
  • Comes in a kit - see the description






  • Saturday, June 1, 2013

    %$$$ Save Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating


    Buy Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating

    Most of the patron reviews inform that the Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating from Publisher ,are quality product. It could be a pretty great product for the value. You can scan overview from consumers to find out additional from their past experiences. The customers feedback will give you a nice suggestion of the price and nice satisfaction of the products.

    All in all, we are actually suggest Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating fou you. This on-line sellers provide the best and save price value which included super save shipping (in U.S.A. only). Reading opinions provides you using a a lot of fuller details on the cons and pros of the Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating.


    Levenhuk Ra 250N F4 OTA
    Newtonian telescope. Primary mirror diameter: 250 mm.



    Levenhuk Ra 250N F4 OTA has a focal length of 39.4 inches and a primary mirror diameter of 9.9 inches. The tube is designed for astrophotography but still can be successfully used for visual observations. The telescope tube is made of metal that makes it sturdy, reliable and long lasting.



    Levenhuk Ra 250N F4 comes with a 3'' dual-speed Crayford focuser that makes for higher stability and the 3'' barrel diameter allows to easily attach a lot of accessories including more powerful cameras. The telescope tube is fitted with a built-in fan for cooling the primary mirror.



    The kit includes:
    - Levenhuk Ra 250N F4 optical tube
    - Finder scope
    - Finder scope base
    - Cooling fan
    - Batteries kit (6 pieces)
    - User guide and 3-year warranty



    Specifications
    Optical design: Newtonian reflector
    Optics material: BK-7 glass
    Optical coating: quartz-protected aluminum
    Telescope tube: metal
    Primary mirror diameter (aperture), in: 9.8
    Focal length, in: 39.4
    Focal ratio: f/4
    Barrel diameter: 2", 1.25"
    Focuser: 2" dual-speed Crayford focuser
    Tube-mount assembly system: dovetail plate
    Finder scope: optical, 8x50
    Optical tube length, in: 38.6
    Optical tube diameter, in: 12.2
    Optical tube weight, lbs: 29.3



    Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating Feature

  • Newtonian telescope
  • Primary mirror diameter: 250 mm
  • Comes in a kit - see the description
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    Tags: Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating, Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating review, buy save Levenhuk Ra 250N F4 OTA, Newtonian reflector, 250 mm, quartz-protected aluminum coating





    Wednesday, May 22, 2013

    Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating Shopping


    Save Price Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating

    This on-line sellers supply the best quality and save expense price tag which included super conserve shipping (in U.S.A. only) for Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating. Reading opinions gives you having a a good deal of fuller data on the cons and pros from the Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating.



    Levenhuk Ra 200N F5 OTA
    Newtonian telescope. Primary mirror diameter: 200 mm.


    Levenhuk Ra 200N F5 OTA has a focal length of 39.4 inches and a primary mirror diameter of 7.9 inches. This tube is a good choice not just for astronomical observations but also for astrophotography. Pyrex glass used for manufacturing the tube's mirrors has low ratio of the degree of expansion to the change in temperature. The mirrors' reflective layer is fully multi-coated and covered with silicon dioxide sputtering to protect it from external conditions.


    Sturdy and reliable metal construction of the telescope tube ensures that Levenhuk Ra 200N F5 OTA will serve you for a long period of time.


    Levenhuk Ra 200N F5 OTA comes with a precise dual-speed Crayford focuser and a built-in fan of 3.2 inches diameter for cooling the primary mirror.


    The kit includes:
    - Levenhuk Ra 200N F5 optical tube
    - Finder scope
    - Finder scope base
    - Cooling fan
    - Batteries kit (6 pieces)
    - User guide and 3-year warranty



    Specifications:

    Optical design: Newtonian reflector

    Optics material: BK-7 glass

    Optical coating: quartz-protected aluminum

    Telescope tube: metal

    Primary mirror diameter (aperture), in: 7.9

    Focal length, in: 39.4

    Focal ratio: f/5

    Barrel diameter: 2", 1.25"

    Focuser: 2" dual-speed Crayford

    Tube-mount assembly system: dovetail plate

    Finder scope: optical, 8x50

    Optical tube length, in: 37

    Optical tube diameter, in: 9.4

    Optical tube weight, lbs: 18.2



    You still want to buy the Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating?. TheLevenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating is basically a very good product. If compared to the others. Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating is clearly better.Buy today, you might have a price save, you should check the price before you buy.Of course, everybody wants to have their been then you should check-sized price is at the bottom.

    Levenhuk Ra 200N F5 OTA, Newtonian reflector, 200 mm, quartz-protected aluminum coating Feature

  • Newtonian telescope
  • Primary mirror diameter: 200 mm
  • Comes in a kit - see the description