At 8/21/2023 08:44 AM, We wrote:
>On 2023-08-21 08:06, om3ti@xxxxxxxx wrote:
>
>>On 2023-08-20 13:50, usher99--- wrote:
>>
>>>Little Toil, No Trouble Moose writes:
>>>I would buy the Fotasy Copper from your link. CF of 36 in. on a 100 mm lens
>>>is pretty good; then I'd use an achromatic C-U lens for closer. The Oly iS/L
>>>Lens A-Macro H.Q. Converter f=40cm would screw right in.
>>>Thanks for commenting. It does have the adjustment screws and the price is
>>>right. The issue is the lens itself---"If you need an adapter ring to use
>>>this lens, it is recommended to use an adapter with a centerline adjustment
>>>function."
>>>100mm f2.8 Bubble Bokeh - TTArtisan
>>>Scroll down a bit.
>>>Good observation on the Oly iS/L converter--not one I have. I have a fair
>>>number of achromatic CU diopters but not that one. Your stable is
>>>impressive.
>>>Your post prompted me to do a quick calculation. With the CF of 0.9m, would
>>>have a max mag of about 1:7. 30mm of extension would get quite close to
>>>1:2. My worry with the CU diopter is it might pop the bubbles. My
>>>experience has been the CU diopter seems to really smooth out bokeh, at
>>>least in general. Fotodiox seems to have a helicoid macro adapter, but it
>>>is half the cost of the lens. Also, not sure it is "adjustable", but it
>>>does have screws. The lens seems to be out of stock for at least a month.
>>>It is pretty soft wide with very "bad" corners open but then that is not the
>>>really the point.
>>>Still toiling, Mike
>>I have the Fotodiox adapter for Sony E and the macro extension is more than
>>most. Probably my most used adapter. The Vello seems almost identical and I
>>often wonder if made by the same factory. I have never had an issue with the
>>scales not being on top.
>>Pre-order lens now at
>>https://www.bhphotovideo.com/c/product/1780880-REG/7artisans_photoelectric_f10028_b_m42_100mm_f_2_8_lens_for.html
>>Does not show a lens hood with the lens, 49mm.
>>WayneS
>
>PS
>
>https://www.kentfaith.com/sone-nex-e-mount-adapter?filter=175 [1]
>
>These seems to have the adjustment capability. They just don't have a
>helicoid, which I consider essential. Most of my alt lens photos are not taken
>at infinity.
>
>WayneS
Fixed link above
also Simon's utak comparison
https://www.youtube.com/watch?v=UVfy-F1ze9c
WayneS
--
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/
|