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TMB Planetary II 4mm Eyepiece
TMB_SWA-58-4
80,00 €
TTC
TMB Planetary 4mm eyepiece - second generationTMB_PL4 est un TMB oculaire de la Robtics catégorie des Oculaires.
Caractéristiques:
- Type d`oculaire: Entry Level
- Taille de l`oculaire: 1¼ inch (31.75mm)
- Marque d`oculaire: TMB
- Série d`oculaires: Planetary II
- Champ de vision apparent: 60°
- Longueur focale (mm): 4mm
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This is a TMB Planetary wide angle eyepieces with the focal lengths 4mm. The eyepiece has a standard 1.25" (31.75mm) fitting diameter and it is ideal for use on telescopes/spotting scopes for astronomical observations.
Specifications
- Thomas Back Designed Eyepiece (TMB)
- Brand new & high quality
- Model: SWA-58-4
- 5 optical elements in 3 groups
- Internally baffled
- TMB Planetary II
- FOV: Wide 58 degree field of view
- Focal length: 6mm
- Standard 1.25" (31.75mm) fitting diameter to the scope's eyepiece holder
- Large eye lens diameter: 21mm
- Fully multicoated green lenses for excellent image contrast and light transmission
- Fold-down rubber eyecup
- Comfortable long eye relief: 16mm
- Standard 1.25" inner thread to fit light filters
- Built with metal material
- Comes with lens caps for both ends
- Weight: 156g
- Color: Black
- Package Include:
- 1 X SWA-58-4 WA Plossl 4mm eyepiece
TMB Optical, based in the USA, is named after its founder Thomas M. Back, who started the company in the 1990s. TMB is well-regarded for high-quality refractor telescopes focusing on precision optics and craftsmanship that attract both amateur and professional astronomers alike.
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