TS Optics Photoline 140 ED Triplet A 140 mm refractor for visual observing and deep-sky photography. Its adjustable ED triplet controls colour, while the retracting dew shield and transport case aid handling. The large focuser supports threaded camera attachment.
Manufacturer model: TSAPO140 aluminium OTA · Specifications checked against manufacturer data on 2026-11-04
A 140 mm refractor for visual observing and deep-sky photography. Its adjustable ED triplet controls colour, while the retracting dew shield and transport case aid handling. The large focuser supports threaded camera attachment.
Compatibility and setup
Original aluminium TSAPO140, distinct from TSAPO140CF. Imaging requires a compatible field corrector and its specified spacing.
Technical specifications
model
TSAPO140 aluminium OTA
aperture
140 mm
focal length
910 mm
focal ratio
f/6.5
objective
Air-spaced triplet; two ED elements
coatings
Fully multi-coated
tube material
Aluminium
tube weight
11.5 kg
transport length
735 mm
tube diameter
148 mm
dew shield diameter
179 mm
focuser
4-inch rack-and-pinion; 1:10 fine adjustment; 102 mm clear opening
camera threads
M102×1, M88×1, M68×1
visual connections
2 inches and 1.25 inches
included
Tube rings, Losmandy-style dovetail, finder shoe, dew shield and case
not included
Mount, finder telescope, diagonal and corrector
Compatibility notes
Original aluminium TSAPO140, distinct from TSAPO140CF. Imaging requires a compatible field corrector and its specified spacing.
Additional specifications
Camera threads
M102×1, M88×1, M68×1
Visual connections
2 inches and 1.25 inches
67366
Data sheet
Aperture
140 mm
Coatings
Fully multi-coated
Dew shield diameter
179 mm
Focal length
910 mm
Focal ratio
f/6.5
Focuser
4-inch rack-and-pinion; 1:10 fine adjustment; 102 mm clear opening
Included
Tube rings, Losmandy-style dovetail, finder shoe, dew shield and case
Model
TSAPO140 aluminium OTA
Not included
Mount, finder telescope, diagonal and corrector
Objective
Air-spaced triplet; two ED elements
Transport length
735 mm
Tube diameter
148 mm
Tube material
Aluminium
Tube weight
11.5 kg
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TS Optics Photoline 140 ED Triplet A 140 mm refractor for visual observing and deep-sky photography. Its adjustable ED triplet controls colour, while the retracting dew shield and transport case aid handling. The large focuser supports threaded camera attachment.
Manufacturer model: TSAPO140 aluminium OTA · Specifications checked against manufacturer data on 2026-11-04
