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Tele Extenders

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  1. Bower 2x C-af Mc7 Teleconverter Tele-extender For Canon
    Bower 2x C-af Mc7 Teleconverter Tele-extender For Canon

    Optical Zoom: 2X - Focal Length: 200mm

    BOWER 2X AF Teleconverter MC7 (7 elements) For ALL Canon EOS Digital and Film SLR, NEW Description BOWER MC7 2X C-AF Teleconverter for Canon EOS Brand NEW, Made in Japan Lifetime Guarantee SX7EOS This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration alone becomes highly critical in th
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    In Stock

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    $179.95
    See It
    at eBay
  2. Celestron Deluxe Tele-extender for Nexstar Telescopes
    Celestron Deluxe Tele-extender for Nexstar Telescopes
    The Deluxe Tele-Extender for Schmidt-Cassegrain telescopes is a hollow tube that allows you to attach a camera to your telescope with an eyepiece installed. By using the Deluxe Tele-Extender in combination with an eyepiece, you can increase your
    Read More

    See prices for: Celestron Deluxe Tele-extender for Nexstar Telescopes

    In Stock

    $130.63
    See It
    at Sears Marketplace
  3. Bower 2x N-af Mc7 Teleconverter Tele-extender For Nikon D80 D60 Af Afs Af-s Lens
    Bower 2x N-af Mc7 Teleconverter Tele-extender For Nikon D80 D60 Af Afs Af-s Lens

    Optical Zoom: 2X - Focal Length: 200mm

    BOWER 2X N-AF MC7 Teleconverter tele-extender for Nikon D80 D60 AF AFS AF-S lens Description Description BOWER MC7 2X N-AF Teleconverter for Nikon, works with AF and AF-S lenses Brand NEW, Made in Japan Lifetime Guarantee SX7NIK This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration al
    Read More

    In Stock

    See item
    $179.95
    See It
    at eBay
  4. Celestron Deluxe Tele-extender for Nexstar Telescopes
    Celestron Deluxe Tele-extender for Nexstar Telescopes
    The Deluxe Tele-Extender for Schmidt-Cassegrain telescopes is a hollow tube that allows you to attach a camera to your telescope with an eyepiece installed. By using the Deluxe Tele-Extender in combination with an eyepiece, you can increase your
    Read More

    See prices for: Celestron Deluxe Tele-extender for Nexstar Telescopes

    In Stock

    $138.04
    See It
    at Sears Marketplace
  5. Bower Mc7 7 Element 2x Teleconverter Tele Extender Doubler Fo Sony/ Minolta Lens
    Bower Mc7 7 Element 2x Teleconverter Tele Extender Doubler Fo Sony/ Minolta Lens

    Optical Zoom: 2X - Focal Length: 200mm

    BOWER MC7 7 element 2X TeleConverter Tele Extender Doubler fo Sony/ Minolta Lens Description BOWER MC7 2X C-AF Teleconverter for SONY/MINOLTA Brand NEW, Made in Japan Lifetime Guarantee SX7MAX This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration alone becomes highly critical in this
    Read More

    In Stock

    See item
    $179.95
    See It
    at eBay
  6. 1.25" Orion Standard Tele-Extender
    1.25" Orion Standard Tele-Extender
    A tele-extender is an eyepiece projection tube used for high-magnification photography of the Moon and planets with a Schmidt-Cassegrain telescope. Orion tele-extenders fit all Celestron and Meade Schmidt-Cassegrain telescopes. One end threads onto t
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    $25.99
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    at Orion Telescopes & Binoculars
  7. Af 2x Teleconverter Tele Extender Doubler Lens For Pentax Digital Slr K200d Kx
    Af 2x Teleconverter Tele Extender Doubler Lens For Pentax Digital Slr K200d Kx

    Optical Zoom: 2X - Focal Length: 200mm

    BOWER 2X AF Teleconverter MC7 (7 elements) For ALL Pentax Digital and Film SLR, NEW Description BOWER MC7 2X C-AF Teleconverter for Pentax Brand NEW, Made in Japan Lifetime Guarantee SX7EOS This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration alone becomes highly critical in this foc
    Read More

    In Stock

    See item
    $154.95
    See It
    at eBay
  8. Meade Variable Projection Tele-Extender for LX Telescope Models

    In Stock

    $69.90
    See It
    at Sears Marketplace
  9. Bower 2x N-af Mc7 Teleconverter Tele-extender Doubler For Nikon Slr/dslr Camera
    Bower 2x N-af Mc7 Teleconverter Tele-extender Doubler For Nikon Slr/dslr Camera

    Optical Zoom: 2X - Focal Length: 200mm

    BOWER 2X N-AF MC7 Teleconverter tele-extender doubler for Nikon SLR/DSLR camera Description Description BOWER MC7 2X N-AF Teleconverter for Nikon, works with AF and AF-S lenses Brand NEW, Made in Japan Lifetime Guarantee SX7NIK This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration alo
    Read More

    In Stock

    See item
    $179.95
    See It
    at eBay
  10. Zeiss DigiMutar 1.4x Tele-Extender
    Zeiss DigiMutar 1.4x Tele-Extender
    DigiMutar 1.4x Tele-Extender, For 2/3" B4-mount Lenses, Only 1" (25.4mm) Long

    Pre-order

    $5,600.00
    See It
    at B&H Photo-Video
  11. 2x Tele Extender 7 Element Teleconverter For Nikon D700 D300 D90 D60 D5000 D70
    2x Tele Extender 7 Element Teleconverter For Nikon D700 D300 D90 D60 D5000 D70
    2X Tele extender 7 Element Teleconverter for Nikon D700 D300 D90 D60 D5000 D70 Description Description BOWER MC7 2X N-AF Teleconverter for Nikon, works with AF and AF-S lenses Brand NEW, Made in Japan Lifetime Guarantee SX7NIK This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration alon
    Read More

    In Stock

    See item
    $179.95
    See It
    at eBay
  12. On Sale - 29% Discount on Vixen Optics Tele-Extender RVixen Optics Tele-Extender R
    Vixen Optics Tele-Extender R

    Focal Length: 750mm

    VXP1100: Features: -Tele extender R.-For R130 and R150 optical tube.-Extends focal length by 2x, 750mm to 1500mm.-T-Ring is needed for prime focus photography.
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    See prices for: Vixen Optics Tele-Extender R

    In Stock

    $310.00

    $219.00
    See It
    at Sears Marketplace
  13. 2x Af Teleconverter Tele Extender Doubler Lens For Pentax K-x K-r K-5 K-7 Camera
    2x Af Teleconverter Tele Extender Doubler Lens For Pentax K-x K-r K-5 K-7 Camera

    Optical Zoom: 2X - Focal Length: 200mm

    BOWER 2X AF Teleconverter MC7 (7 elements) For ALL Pentax Digital and Film SLR, NEW Description BOWER MC7 2X C-AF Teleconverter for Pentax Brand NEW, Made in Japan Lifetime Guarantee SX7EOS This 2X teleconverter is efficient tools to add focal length to the photographer's arsenal. However, universal-type teleconverters have certain limitations in performance when used with ultra-telephoto lenses of 200mm or longer as compensation of chromatic aberration alone becomes highly critical in this foc
    Read More

    In Stock

    See item
    $154.95
    See It
    at eBay
  14. On Sale - 7% Discount on Meade Variable Projection Tele-Extender for LX Telescope ModelsMeade Variable Projection Tele-Extender for LX Telescope Models

    In Stock

    $80.39

    $74.76
    See It
    at Sears Marketplace
  15. Sigma 2x Dg Ex Nikon Af D Digital Slr Camera Lens Apo Teleconveter Extender
    Sigma 2x Dg Ex Nikon Af D Digital Slr Camera Lens Apo Teleconveter Extender

    Star FullStar FullStar FullStar EmptyStar Empty

    Optical Zoom: 2X

    SquareTrade AP6.0 New in box. Sigma 2x DG EX APO Teleconveter. Comes with: Front and Rear Caps Soft Case Manual Original Box Lens works with Nikon AF D digital SLR cameras and lenses. This is a USA market converter that comes with the full Sigma warranty. Buy it now with ! Don't forget to visit our All items are shipped within 1 business day upon payment received. Combined shipping rates are offered for multiple purchases. Items are shipped either via UPS ground, USPS Priority Mail
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    In Stock

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    $299.95
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    at eBay
  16. Autune Vixen Tele Extender R
    Autune Vixen Tele Extender R
    For R130 and R150 Optical Tubes. Extends Focal Lengh by 2x; 750mm to 1500mm; T Ring needed for Prime Focus Photography. Weight 5.5oz.

    In Stock

    $233.75
    See It
    at Sears Marketplace
  17. Canon 1.4x EF Extender II (Teleconverter)
    Canon 1.4x EF Extender II (Teleconverter)

    Star FullStar FullStar FullStar FullStar Half

    Focal Length: 135mm - Lens Aperture: 4f-stops

    NULL

    In Stock

    $309.00
    See It
    at B&H Photo-Video
  18. On Sale - 70% Discount on Visual Back (1.25") - Screws Onto the Rear of Most Schmidt-Cassegrain Telescopes and Allows Use of 1.25" Diagonals, Tele-Extenders & Other AccessoriesVisual Back (1.25") - Screws Onto the Rear of Most Schmidt-Cassegrain Telescopes and Allows Use of 1.25" Diagonals, Tele-Extenders & Other Accessories
    Visual Back (1.25") - Screws Onto the Rear of Most Schmidt-Cassegrain ...

    Weight: 0.2lb

    This accessory is used to adapt the threads on all Schmidt-Cassegrain models for use with 1.25" accessories items. This includes diagonals, straight through viewing with eyepieces, etc. This item comes standard with all Celestron 5", 8",9.25" and 11" Schmidt-Cassegrains
    Read More

    In Stock

    $26.74 - $89.98
    Compare Prices
    at 3 stores
  19. Sigma 1.4X EX DG APO Teleconverter for Pentax AF
    Sigma 1.4X EX DG APO Teleconverter for Pentax AF

    Star FullStar FullStar FullStar FullStar Empty

    Focal Length: 420mm - Lens Aperture: 4f-stops

    This Tele Converter will multiply the focal lenght of the existing lens by 1.4x, and will cut back the amount of light by one f/stop. For example, using a 1.4x teleconverter with a 300 mm lens will effectively increase the focal length to 420mm. A lens set to f/2.8 will now be f/4. Note: Due to the high optical quality of this teleconverter, this item will only fit and work with a select list of lenses. Please click here for a compatibility chart of all compatible lenses. Note: The DG denotes added coating ...
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    In Stock

    $249.00
    Compare Prices
    at 2 stores
  20. Canon 1.6x Extender - for XL-1 and XL-1S DV Camcorder
    Canon 1.6x Extender - for XL-1 and XL-1S DV Camcorder
    1.6x Extender - for XL-1 and XL-1S DV Camcorder

    In Stock

    $369.95
    See It
    at B&H Photo-Video
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