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TS Optics Bahtinov Focusing Mask for 65–100 mm Outer Diameter
TS-Optics Bahtinov focusing mask — 65–100 mm outside diameter This Bahtinov mask fits telescope dew shields or camera lenses with an outside diameter from 65 to 100 mm. Select it by the physical attachment diameter, not the optical aperture.
Focusing procedure Fit the mask, point at a suitable star and view the diffraction pattern on the camera. Adjust focus until the central spike sits midway between the other two spikes, then remove the mask before recording the target.
Construction and fit The black plastic mask is secured by three screws with protective covers. Use this stated fitting range for the supplied size.
TS-Optics manufacturer documentation
Compatibility notes Exact named TS manufacturer model and its published technical table checked. Unpublished dimensions, capacities and package items are not inferred.
Riferimento
56831
Scheda tecnica
Attacco
Three screws with protective plastic/rubber covers
Intervallo di diametro esterno (mm)
65–100
Articolo
Bahtinov Mask
Attrezzatura indicata dal produttore
TS Bahtinov Mask 3 screws covered in rubbery plastic for attachment
Codice produttore
TSBahtinov65
Materiale
Plastic
Modello
TS-Optics Bahtinov focusing mask — 65–100 mm outside diameter
Scopo
Camera focusing on a star using a diffraction pattern
Adatto a
Telescopes and lenses with 65-100 mm diameter
Riferimenti Specifici
MPN
TSBahtinov65
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TS-Optics Bahtinov focusing mask — 65–100 mm outside diameter This Bahtinov mask fits telescope dew shields or camera lenses with an outside diameter from 65 to 100 mm. Select it by the physical attachment diameter, not the optical aperture.
Manufacturer model: TS-Optics Bahtinov focusing mask — 65–100 mm outside diameter · Specifications checked against manufacturer data on 2026-11-04