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140 mm f/6.7 FPL-53 ED APO Refractor - 3" HEX Focuser - FPL53-140CF-01

Explore Scientific

From $5,999.99

2 stores

In stock

The Explore Scientific 140mm f/6.5 FPL-53 ED APO Refractor is a premium apochromatic triplet refractor featuring Ohara's finest FPL-53 extra-low dispersion glass in an air-spaced optical design that virtually eliminates chromatic aberrations. With its carbon fiber optical tube and powerful 910mm focal length, this telescope excels at both visual observation and astrophotography of lunar terrain, planetary details, and deep-sky objects, while remaining remarkably portable with integrated dew shield and robust 3-inch hexagonal focuser. The true diffraction-limited optical design combined with EMD enhanced multi-layer coatings delivers exceptional contrast and color rendition, making it an ideal grab-and-go instrument for serious astronomers and imagers.

Specifications

Tube Length (With Dew Shield) 991 mm
Optical Tube Material Carbon Fiber
Resolution 0.9″
Optical design Air-Spaced Triplet APO
Weight 21 lb
Glass Type Ohara FPL-53 Extra-Low Dispersion
Weight (with cradle) 9.45 kg
Dovetail Vixen
Focal ratio f/6.5
Focuser Payload Capacity 10 lb
Aperture 140 mm
Focuser Size 3 in
Tube Length (Without Dew Shield) 844 mm
Warranty 1
Focal length 910 mm
Focuser Type Hexagonal Rack-and-Pinion
Limiting Magnitude 13

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