Premium 106mm diameter objective lens devised for refracting astronomical telescopes, enhancing your stargazing experience.
Available in two focal lengths: 600mm and 900mm, with options for multi-layer blue and green film coatings for superior image clarity.
Constructed with durable aluminum alloy and treated with oxidized black finish, ensuring longevity and stability during use.
Features a precise devise with a combined image of 1/4-1/8, making it perfect for both amateur and professional astronomers.
Easy to install with internal and external threading, compatible with standard 110mm PVC pipes, making it a versatile addition to your telescope setup.
وصف
Refractive astronomical telescope objective lens D=106mm
Diameter: 106mm
The focal length F: 600mm Blue Film / 600mm Green Film / 900mm Blue Film/900mm Green Film Optional
Coating:
D106F600 Multi-layer blue film coating: four-sided multi-layer blue film;
D106F600 Multi-layer green film coating: four-sided multi-layer broadband film (400-700nm);
D106F900 Multi-layer blue film coating: four-sided multi-layer blue film;
D106F900 Multi-layer green film coating: four-sided multi-layer broadband film (400-700nm)
Combined image :1/4-1/8
Diameter tolerance :+0/ -0.12mm
Center thickness tolerance :±0.2mm
Focal length tolerance :±0.1%
Finish :60/40
Eccentric :1'
Note: two refracting double separation objective groups, which are used for astronomical telescope objectives and collimating objectives.