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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 Unpublished dimensions, capacities and package items are not inferred.
Artikel-Nr.
56831
Technische Daten
Befestigung
Three screws with protective plastic/rubber covers
Passender Außendurchmesser (mm)
65–100
Artikel
Bahtinov Mask
Vom Hersteller genannte Ausrüstung
TS Bahtinov Mask 3 screws covered in rubbery plastic for attachment
Herstellerteilenummer
TSBahtinov65
Material
Plastic
Modell
TS-Optics Bahtinov focusing mask — 65–100 mm outside diameter
Zweck
Camera focusing on a star using a diffraction pattern
Geeignet für
Telescopes and lenses with 65-100 mm diameter
Besondere Bestellnummern
Hersteller-Teilenummer (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