Lunt Engineering 102mm f/7 ED Doublet OTA

Lunt Engineering 102mm f/7 ED Doublet OTA
Item # LS-LE102-OTA
6 Questions(s)

Drop Ship

  • This Lunt Engineering 102mm ED Doublet OTA can be used for White Light, CaK, or for standard nighttime use.
  • Comes with a 10:1 Crayford style focuser, 2" to 1.25" adapter, mounting rings, 8" Vixen Style dovetail, and hard carrying case with fitted foam.
  • This Lunt Engineering 102mm ED Doublet OTA features an f/7 focal ratio and 714mm focal length.
  • Fully multi-coated eyepiece lenses.
  • Image depicts a diagonal that is not included with this telescope. This is not a solar telescope but can be paired with a filter system for solar viewing.


Lunt Engineering 102mm ED Doublet OTA

This Lunt Engineering 102mm f/7 ED Doublet OTA is an excellent telescope for either traditional nighttime viewing of the solar system or for viewing the sun with a solar filter. Fully multi-coated eyepiece lenses for reduction of unnecessary light being reflected back by the lens. Includes a 10:1 Crayford style focuser, making focus adjustments much easier, and a 2" to 1.25" adapter for better deep sky imaging.

Lunt Engineering 102mm ED Doublet OTA Features...


  • Focal Ratio: f/7
  • Focal Length: 714mm
  • Fully multi-coated lenses
  • 10:1 Crayford style focuer
  • 2" to 1.25" adapter
  • Hard side carrying case with fitted foam

Note for mounting: The holes are tapped for ¼-20 .  The spacing is 17.5mm from the outside tapped holes to the center.

Lunt Engineering Product Number: LE102-OTA

Additional Information

Additional Information

Manufacturer Lunt Solar
Telescope Series Lunt Engineering
Warranty 5 Year Warranty
Optical Design Refractor - Achromatic with ED Glass
Telescope Aperture 4"
Telescope Focal Length 714mm
Telescope Focal Ratio f/7
Finder Included None
Power Adapter Included None - Does Not Require Power
Mount Type None - Optical Tube Only
Included Items

Included Items

  • Lunt Engineering 102mm ED Doublet OTA
  • 10:1 Crayford Style Focuser
  • 2" to 1.25" Adapter
  • Mounting Rings
  • 8" Vixen Style Dovetail
  • Hard Carrying Case
Questions & Answers

Product Questions

What is the length of Ota with dew cap retracted & extended? Also dimensions of carry case?
Is the Vixen dovetail that is in the photo included? Also, what kind of finders will attach to the scope?
How much does this OTA, with rings and dovetail, weigh?
Hi, Do you know the glass type used in Lunts 80mm Ed and 102mm ed telescopes?
Thanks De Lorme
Are the mounting rings drilled and taped to allow a top dovetail plate attachment? What is the delivery time for the scope?
Do you stock the shoe and quick release finder bracket? What brand name and OPT product number,please.
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