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  • Optomax Samples

    Optomax 35mm f/3.5 preset lens on Sony Nex

    This post covers using this vintage lens, an Optomax 35mm f/3.5 preset, on a modern digital mirrorless camera. The lens is an M42 mount copy which I picked up from eBay for £5 a few weeks ago. Optomax 35mm f/3.5 Images Optomax 35mm f/3.5 Description It’s a lens of simple construction with a fairly slow max aperture of f/3.5 which is controlled with a pre-set aperture ring, and a very large focus adjustment range. The aperture has 6 blades, and...
  • Optomax Samples

    Optomax 300mm f/5.6 M42 lens on Sony Nex

    The subject of this post is a fixed telephoto lens available quite cheaply in M42 mount – the Optomax 300mm f/5.6. I acquired this lens as part of a bundle with a Pentax S1a slr body and paid a total of £5.50 + £5.00 P&P for the pentax body, this lens and a Hanimex 80 – 200mm zoom. At first I thought this lens had a large fungal growth in the centre of the front element, but when I wiped the...
  • Optomax Samples

    Auto Optomax 200mm telephoto lens on Sony Nex 6

    This is a short review of the vintage M42 mount Auto Optomax 200mm f/3.5 telephoto lens when used on a Sony Nex 6 mirrorless camera. Although this lens is relatively cheap to purchase, the overall results obtained suggest that it is not a good buy. Auto Optomax 200mm Images This was another cheap lens which I picked up from EBay UK a few weeks ago. It’s a fixed focal length 200mm telephoto lens with a maximum aperture of f3.5 and...

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