Lightweight, compact and great optical performance tele lens set featuring short focal length of 250mm and fast aperture of f/4.5.
Great performance is achieved by adopting Canon Optron, Inc. fluorite glass elements in the optical construction. The exclusive and precise design results in an extremely sharp image with less chromatic aberrations compared to low dispersion (ED) lenses.
You can convert this tele lens to a telescope by attaching a BORG telescope prism and eyepiece (sold separately).
Objective lens built with apochromat fluorite glass elements from Canon Optron, Inc.
Objective lens optical design: 2 elements in 2 groups, fluorite element, apochromat, fully multicoated.
BORG 60Ø barrel system.
Set includes M57 Helicoid DXII (7761) for subtle focusing.
Ultra-lightweight at 624 grams.
Arca-Swiss Quick Release System tripod collar.
Objective lenses and major parts are Made in Japan.
Attention: BORG camera mount adapters are NOT included in this set. Please purchase the relevant camera mount adapter and other necessary components separately.
|Model Name||BORG 55FL Tele lens Set II|
|Focal Length, mm||250|
|Min. Length, mm||210|
|Filter Size, mm||58|
|Minimum Focusing Distance, m||3|