Metabones Minolta MD to MFT Speed Booster ULTRA 0.71x (MB_SPMD-m43-BM3)

53431 tax incl.

Delivery in 10 - 18 business days
after order confirmation


New product

Metabones Minolta MD to MFT Speed Booster ULTRA 0.71x (MB_SPMD-m43-BM3)

Key Features

  • Increase maximum aperture by 1 stop.
  • Increase MTF.
  • Makes lens 0.71x wider.
  •  Advanced 5-element/4-group optical design incorporating ultra-high index tantalum-based optical glass by Caldwell Photographic in the USA (patent granted).
  • The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo Clam ball heads.


The some/following Minolta lenses are incompatible unless the lens aperture levers are modified. The lens aperture levers are not able to protrude more than 10.5mm from the surface of the lens flange when used in conjunction with Speed Booster®.

  • Minolta MD 24mm F 2.8
  • Minolta MC 28 mm F 2.5
  • Minolta MD 35mm F 2.8
  • Minolta MD 85mm F 1.7
  • Minolta MD 135 mm F 2.8 
  • Minolta MD 135 mm F 3.5
  • Minolta MC 200mm F 4
  • Minolta MD 35-70mm F 4
How to buy goods on lease?
  • 1. Evaluate your options:
  • 2. Fill in leasing application
  • Leasing company will evaluate this application and provide a response.
  • 3. If you receive a positive response, contact us to purchase the product. Consultants will check the availability of the product.
  • 4. If the product is available in the store or to be ordered from the warehouse, and you have received an affirmative answer from our consultants, please visit the store to proceed with purchase and leasing documents.
  • 4a. You can also ask us to issue an invoice for this product and visit one of the leasing company branches to sign up leasing documents *..
  • 5. Once the leasing documents have been signed up, you can receive the product in the store, if it is on site or inform our consultants and they will order it for you from the warehouse.
  • *It is possible to arrange delivery for leased goods, so you can also perform the entire purchase process remotely.
    **The sequence of leasing steps is the same for leases offered by InCredit Group.
    ***In case of doubt, contact our consultants!

    When using leasing services, carefully evaluate your options to repay the loan!
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