Gear Talk > What the Nerds Do

Homemade lens with extreme subject separation

(1/1)

Jan-Petter Midtgård:
This might be of interest for someone in this forum:

https://www.youtube.com/watch?v=9cT0jXI7l4E

Birna Rørslett:
Great in practice? The theory about depth of field and the "calculation" showing this is an 450mm f/0.4 (sic) lens is ridiculous.

Similar effects can be obtained using  stock lenses such as 200/2 etc.

Jan-Petter Midtgård:
Yes, probably.

Also not very practical.

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