TS-Optics EDPH 94 OTA This 94 mm air-spaced triplet with two ED elements has a 517 mm focal length and f/5.5 focal ratio. It is intended for visual astronomy and astrophotography with the appropriate camera train.
Manufacturer model: TS-Optics EDPH 94 OTA · Specifications checked against manufacturer data on 2026-11-04
This 94 mm air-spaced triplet with two ED elements has a 517 mm focal length and f/5.5 focal ratio. It is intended for visual astronomy and astrophotography with the appropriate camera train.
Focusing and mechanical design
The 3-inch dual-speed rack-and-pinion focuser has 75 mm travel, M74 × 1 female attachment and 2-inch/1.25-inch sockets. Rings, handle and V-style dovetail are listed.
Imaging configuration
The optional TSFLAT25-G2 uses the M74a-M68i adapter and a documented 65 mm M48-to-sensor spacing. The native OTA weighs 4.1 kg including its mounting parts and has a minimum 440 mm length.
94 mm native triplet OTA at 517 mm f/5.5. Optional corrector spacing is accessory-specific; aluminium case listing does not imply an included optional field corrector.
Additional specifications
Effective focal length
517 mm
Effective focal ratio
f/5.5
Focal ratio of the objective
f/5.5
Drawtube travel
75 mm
Dew cap diameter
118 mm
Transport case
54x24x27 cm (LxWxH), 3.5 kg
69791
Scheda tecnica
Apertura
94 mm
Focheggiatore
3" rack and pinion focuser with M74x1 female thread connection and 2" / 1.25" receptacle
Attrezzatura indicata dal produttore
Triplet apochromat with CNC tube ring Carrying handle, V-style dovetail bar, finder shoe Dust caps for objective and focuser Metal dust caps for the corrector 2" adapter for observation Aluminium transport case
Codice produttore
TSAPO94
Modello
TS-Optics EDPH 94 OTA
Obiettivo
Air-spaced triplet objective with two ED elements
Diametro del tubo
104 mm
Lunghezza del tubo
440 mm min.
Peso del tubo
4.1 kg incl. tube ring, carrying handle, dovetail bar
Riferimenti Specifici
MPN
TSAPO94
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TS-Optics EDPH 94 OTA This 94 mm air-spaced triplet with two ED elements has a 517 mm focal length and f/5.5 focal ratio. It is intended for visual astronomy and astrophotography with the appropriate camera train.
Manufacturer model: TS-Optics EDPH 94 OTA · Specifications checked against manufacturer data on 2026-11-04
