(cross-posted from another thread, edited where appropriate)
- allows you to vary the maximum magnification ratio between 1x and 5x
(it can only do macrophotography)
- focal length: 85mm at 1:1 and 25mm at 5:1
- very long working distance: 27.2cm at 1:1 and 10cm at 5:1
- 12 elements in 8 groups
- apochromatic design
- near telecentric design
- 9-blade aperture
- filter diameter: 58mm
- dimensions: 67mm (maximum diameter) x 122mm (length)
- weight: 750g
- available in Canon EF, Canon EF-M, Fujifilm X, µ4/3, Nikon F,
Pentax K, Sony A and Sony E mount
- price: 499 USD.
Set on 1:1 on the left, 5:1 on the right.