The DULENS APO 85mm F2.0 Apochromatic Lens has been priced at $539 and it can be purchased through the Amazon.com online store.
Being inspired by the classic Zeiss Sonnar series. The lens adopts the asymmetric optical structure, 7 elements in 6 groups, the lens includes 2 abnormally dispersed glasses,3 lanthanide glasses,1 high refractive index glass. It has a length of 5.8 cm, weighs 350 g, has a 29 ° field of view, uses a 55 mm front thread for the filter and has a minimum focusing distance of 90 cm.
The DULENS Nikon camera lenses are all-metal construction, classical well built and all markings are well laid out. The coating adopts a low-contrast multi-layer coating design, which has excellent high light control ability and can make the overall color true and natural.
The large focus barrel makes manual focusing easy to do. The Canon EF lenses also have a decent amount of focus throw that makes pull to focus more easily. It features an Apochromatic element to minimize chromatic aberrations, even when wide open at F2. The total distortion is less than 0.3% at the full-frame.
The fully open aperture can support a full-frame 60 ~ 80 million pixels imaging system. Even when used at F2, the lens is nice and sharp, while the lens is still capable of producing pleasing bokeh.
DULENS APO 85mm F2.0 Apochromatic Lens Features
- 7 elements in 6 groups
- 2 abnormally dispersed glasses
- 3 lanthanide glasses
- 1 high refractive index glass
- Total distortion is less than 0.3% at full frame
- Fully open aperture can support full-frame 60 ~ 80 million pixels imaging system.
- Fully support imaging circle within φ46 5mm.
- All-metal classical construction with all the markings well laid out.
- Weight only 350g.
- Imaging circle within 4433 formats