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Search: Posts Made By: Amedeo Muscelli
Forum: Nikon Historical Society 11-28-2018
Replies: 131
Views: 115,505
Posted By Amedeo Muscelli
Hello, explain the problem with your lens, żit...

Hello, explain the problem with your lens, żit happen at close distance?
Amedeo
Forum: Leica Screw Mount / LTM Cameras 05-22-2018
Replies: 10
Views: 898
Posted By Amedeo Muscelli
https://www.rangefinderforum.com/rffgallery/galler...

https://www.rangefinderforum.com/rffgallery/gallery/15566/med_U15566I1527029501.SEQ.0.jpg

This adapter is available from a few days ago, will let you use 50mm Prominent lenses as Nokton or Ultron to...
Forum: RFF News 01-30-2018
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
Greetings dear members, I has moved to Miami, FL...

Greetings dear members, I has moved to Miami, FL in the United States in 2016 where have a CNC shop for to cut panels for kitchen and closet makers, I virtually have lost all my properties in my...
Forum: Nikon RF 05-14-2016
Replies: 13
Views: 2,053
Posted By Amedeo Muscelli
The difference between Contax and Nikon S body is...

The difference between Contax and Nikon S body is of 0.09mm in the distance from the bayonet mount and the focal plane, I have lost the count of the adapters I have made, may be more of 2000, and...
Forum: RFF News 02-29-2016
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
Hello, you must remove the close distance limit...

Hello, you must remove the close distance limit screw, unscrew the helical, remove one small torx screw that keep the lever in position, screw the helical in the correct position ( it have 6 entry...
Forum: RFF News 01-29-2016
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
Hello Dante, Can sell a brass one,...

Hello Dante,

Can sell a brass one, chemically treated, for to be painted.

Amedeo
Forum: RFF News 07-12-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
Hi, please read this article:...

Hi, please read this article: http://www.zeisscamera.com/articles_focallength.shtml

The real focal length of old lenses not is a exact number, but after a lot of feedback with buyers, specially...
Forum: RFF News 07-12-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
Hello Jonmanjiro, the 0,6 meters / 2 feed was the...

Hello Jonmanjiro, the 0,6 meters / 2 feed was the limit where it can be turned without cause problems, turn up to 0,5 will separate both parts, 0,3 meters will not be possible. A position of the...
Forum: RFF News 07-10-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
That edge in the rear part of the adapter that...

That edge in the rear part of the adapter that push the rangefinder cam not is totally flat, it must be machined in a kind of ramp for to compensate the nominal 50mm focal distance engraved in the...
Forum: RFF News 07-10-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
The problems with wideangle lenses not is the...

The problems with wideangle lenses not is the adapter, is the lack of space into the Leica body.
Forum: RFF News 07-10-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
This adapter is only for 50mm lenses, the lens...

This adapter is only for 50mm lenses, the lens lock mechanism has been tested only with Zeiss and Nikon lenses, will get a Kiev lens this week for to test it.
Forum: RFF News 07-10-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
In 10 days can have a Nikon version.

In 10 days can have a Nikon version.
Forum: RFF News 07-09-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
Will sell around $150, can ship the next week in...

Will sell around $150, can ship the next week in chrome finish.
Forum: RFF News 07-09-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
It will be rangefinder coupled at all distances....

It will be rangefinder coupled at all distances. from 0,6 meters to infinite.
Forum: RFF News 07-09-2015
Replies: 55
Views: 15,271
Posted By Amedeo Muscelli
New Amedeo adapter opinion.

Dear members, this is a prototype adapter for to use Zeiss 50mm rangefinder Contax lenses on Leica M bodies, but this time, the focus way and the pitch of the helical is the same of 50mm Leica...
Forum: Nikon RF 05-10-2015
Replies: 49
Views: 13,549
Posted By Amedeo Muscelli
http://www.rangefinderforum.com/rffgallery/gallery...

http://www.rangefinderforum.com/rffgallery/gallery/15566/U15566I1431275990.SEQ.2.jpg

Nikkor 21mm on Leica M8. Excuse me the dirty CCD, but my M8 is other tool in my dusty...
Forum: Nikon RF 05-10-2015
Replies: 49
Views: 13,549
Posted By Amedeo Muscelli
A look of the FS adapter on a Leica M8 using my...

A look of the FS adapter on a Leica M8 using my Nikon S to M adapter, will post some shots using this gear shortly.

I need a help, the 2.1cm finder do not mount on my Nikon F3, I need make a...
Forum: Nikon RF 05-07-2015
Replies: 49
Views: 13,549
Posted By Amedeo Muscelli
Hello Dez, For to lock it on the S mount the...

Hello Dez,

For to lock it on the S mount the adapter must be mounted first on the body, then when the lens is mounted, the pin is pressed down and lock the adapter in position.

For to remove the...
Forum: DIYS Modifications 04-07-2015
Replies: 16
Views: 11,178
Posted By Amedeo Muscelli
Nice Job, really a art when traditional machine...

Nice Job, really a art when traditional machine tools are used. I have made a F/S adapter for request of a RFF user, but seem I missed the lug for the Nikkor 2.1 cm, really I do not have much...
Forum: Nikon RF 03-27-2015
Replies: 49
Views: 13,549
Posted By Amedeo Muscelli
http://www.rangefinderforum.com/rffgallery/gallery...

http://www.rangefinderforum.com/rffgallery/gallery/15566/U15566I1427508457.SEQ.0.jpg
http://www.rangefinderforum.com/rffgallery/gallery/15566/U15566I1427508457.SEQ.1.jpg
http://www.rangefinderforum.co...
Forum: Zeiss Contax 08-29-2013
Replies: 35
Views: 4,728
Posted By Amedeo Muscelli
Hello, For this lens can be used a Contax to...

Hello,
For this lens can be used a Contax to Leica adapter, but the edge than push the rangefinder cam must be machined in ramp, thus if the adapter helical move 4,5mm per turn, the rangefinder cam...
Forum: DIYS Modifications 10-24-2011
Replies: 2
Views: 1,215
Posted By Amedeo Muscelli
A nominal 50mm lens may be really 50.9mm or...

A nominal 50mm lens may be really 50.9mm or 48.9mm and for to have a perfect focus at
infinite and at close distance must be modified the movement of the rangefinder cam and for this is needed a...
Forum: DIYS Modifications 07-22-2011
Replies: 14
Views: 2,713
Posted By Amedeo Muscelli
Hello Bill, If there are persons interested in...

Hello Bill,
If there are persons interested in the Leica or Nikon left shutter, I could make them for you too. Any new product will need one or several programs for the CNC machines and take some...
Forum: DIYS Modifications 07-22-2011
Replies: 14
Views: 2,713
Posted By Amedeo Muscelli
This accessory was made first by Leitz for...

This accessory was made first by Leitz for lefties, I only have made a modern copy of it.
Forum: DIYS Modifications 07-22-2011
Replies: 14
Views: 2,713
Posted By Amedeo Muscelli
Left hand shutter release

Greetings,

Five or six years ago, I have made +/- 30 left hand shutter release for Leica M and less of five for Nikon S, S2, in that moment I had conventional metalworking machines, making...
Forum: Sony NEX APS-C format 10-09-2010
Replies: 24
Views: 4,973
Posted By Amedeo Muscelli
Greetings, I am considering to make a Contax...

Greetings,

I am considering to make a Contax - Nikon / Sony Nex adapter, I does appreciate the opinions from members of this forum.

Regards,

Amedeo.
Forum: Nikon RF 04-07-2010
Replies: 24
Views: 4,428
Posted By Amedeo Muscelli
Hello Jon, Contax and Nikon use the same helical...

Hello Jon,
Contax and Nikon use the same helical pitch.
Amedeo.
Forum: Nikon RF 04-06-2010
Replies: 24
Views: 4,428
Posted By Amedeo Muscelli
Any of my recent model adapter must work well at...

Any of my recent model adapter must work well at 1:1.4, The tolerance has been improved at the rhythm I have best measurement devices and today I can get +0.02mm -0.01mm. In case of a faulty...
Forum: Nikon RF 04-06-2010
Replies: 24
Views: 4,428
Posted By Amedeo Muscelli
A adapter with a average distance for Nikon and...

A adapter with a average distance for Nikon and Contax with a tolerance of +/- 0.02mm will let you use both lenses with apertures of f 1:4 or more, forget to use f 1:1.4.
If the adapter have a...
Forum: Nikon RF 04-06-2010
Replies: 24
Views: 4,428
Posted By Amedeo Muscelli
The difference between Nikon and Contax on my...

The difference between Nikon and Contax on my adapters is 0.11mm in the distance of the internal bayonet mount to the focal plane. A "average" adapter, for Contax AND Nikon should not be good at...
Forum: Nikon RF 04-06-2010
Replies: 24
Views: 4,428
Posted By Amedeo Muscelli
Hello friends, I am not convinced to make...

Hello friends,

I am not convinced to make the LTM adapter because I feel it will have a fragile construction, the M mount have a diameter of 41mm and the LTM 39mm, in the first I have 3.5mm...
Forum: DIYS Modifications 12-05-2009
Replies: 11
Views: 2,409
Posted By Amedeo Muscelli
As machinist I can suspect the situation where...

As machinist I can suspect the situation where you need a helical screw pitch of 4.64mm for a specific lens, but the lathe or machine tool used only let you use 4mm, 4.5mm or 5mm, thus you need mill...
Forum: FSU Former Soviet Union RF 12-05-2009
Replies: 71
Views: 5,581
Posted By Amedeo Muscelli
I see. In a modified Nikon 55/1.2 for Leica M I...

I see.

In a modified Nikon 55/1.2 for Leica M I have made in the past, that modification was needed. I have a device than check at the same time the focus of the lens and measure the relative...
Forum: FSU Former Soviet Union RF 12-04-2009
Replies: 71
Views: 5,581
Posted By Amedeo Muscelli
Hello Brian, Please explain to me about the...

Hello Brian,
Please explain to me about the modification on the adapters, I understand than the 0.1mm but be corrected in the pitch of the helical, so instead to have a 4.5mm the helical should be...
Forum: Leica M Film Cameras 12-02-2009
Replies: 1
Views: 809
Posted By Amedeo Muscelli
Casa Hellmund was the dealer of Leica for many...

Casa Hellmund was the dealer of Leica for many years in Caracas, but I doubt than had inventory, may be they can import if someone request.
Generally is more easy and fast buy in Internet, at least I...
Forum: Zeiss Contax 08-21-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
Contax/Nikon on micro 4/3

You can use a Contax lens on a Nikon adapter but if you use a Nikon lens on a Contax adapter you will not be abble to the infinite. The Nikon S have a distance to the focal plane shorter than Contax,...
Forum: Zeiss Contax 08-21-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
I am not sure about the question, but I guess you...

I am not sure about the question, but I guess you are talking about the lenses of the Contax G.
Technically was not possible a adapter for Contax G to Leica M, may be changing the G mount of the lens...
Forum: Zeiss Contax 08-20-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
Hello Pann, I have desited of try to mount these...

Hello Pann,
I have desited of try to mount these wideangle lenses on a M8, even on a M3 or M4 you must remove parts of the lens and that not is the idea. I am sad too, would be great to use a Biogon...
Forum: Zeiss Contax 08-20-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
Hello, The Leica M bodies with lightmeters can´t...

Hello,
The Leica M bodies with lightmeters can´t receive the rear part of the Biogon's and Planar lenses, but I have a special adapter for wideangle lenses and can be used on Leica M1, M2, M3 and M4...
Forum: Leica M Film Cameras 08-11-2009
Replies: 14
Views: 1,207
Posted By Amedeo Muscelli
The pitch of the helical of a 50mm lens is 3mm...

The pitch of the helical of a 50mm lens is 3mm from infinite to 1 meter, but the 45mm lens is 10% shorter and the pitch is 2.7mm instead of 3mm. The rear edge than push the rangefinder cam must have...
Forum: Zeiss Contax 08-06-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
LTM adapter

Hello,
The LTM adapter will take internal and external lenses, will be rangefinder coupled at all distances and will work as the M mount but without the 6 bit code of course.

Th adapters display...
Forum: Zeiss Contax 08-06-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
LTM Mount

Hello,
The LTM model will come soon, I am trying to complete the pending orders of M mount first.
Regards,
Amedeo.
Forum: Zeiss Contax 08-05-2009
Replies: 91
Views: 24,489
Posted By Amedeo Muscelli
Hi, Generally I sell my adapters on e-bay, but I...

Hi,
Generally I sell my adapters on e-bay, but I keep a fixed price of $249 for member of this forum, the shipping cost is free. For those interested, please write to me for...
Forum: Leica M Film Cameras 07-24-2009
Replies: 23
Views: 1,342
Posted By Amedeo Muscelli
for RFF members $249 is ok. Amedeo

for RFF members $249 is ok.
Amedeo
Forum: Leica M Film Cameras 07-24-2009
Replies: 23
Views: 1,342
Posted By Amedeo Muscelli
for RFF members $249 is ok. Amedeo

for RFF members $249 is ok.
Amedeo
Forum: Optics Theory - 04-10-2009
Replies: 13
Views: 1,691
Posted By Amedeo Muscelli
Hello Raid, I am sorry, was a confusion of names....

Hello Raid,
I am sorry, was a confusion of names. I am talking about your 7:1/4.5 Hughes Leitz ELCAN. Please let see the mount of this lens.
Amedeo.
Forum: Optics Theory - 04-10-2009
Replies: 13
Views: 1,691
Posted By Amedeo Muscelli
Hello Ryan, That lens have a focusing ring? Post...

Hello Ryan,
That lens have a focusing ring? Post a picture of the rear part. May be a adapter fixed at infinite is a way to give use to this lens, at the end, I do not think that should be used for...
Forum: Leica M Film Cameras 03-12-2009
Replies: 31
Views: 3,579
Posted By Amedeo Muscelli
I do not know, but sound more interesting the...

I do not know, but sound more interesting the 1:1.4 for to be more fast.
Forum: Leica M Film Cameras 03-12-2009
Replies: 31
Views: 3,579
Posted By Amedeo Muscelli
Converting Rollei Planar 50mm in Leica M

Greetings to all,

I have converted successfully the Planar 50mm for Rollei HFT to Leica M. This hybrid is rangefinder coupled at all distances, will be 6 bit coded for the M8. Both, the 1:1.8 and...
Forum: Leica Screw Mount / LTM Cameras 07-19-2008
Replies: 7
Views: 2,538
Posted By Amedeo Muscelli
Greetings to everyone. I has been looking...

Greetings to everyone.

I has been looking comments of my adapters from the other bank with no other intention than to investigate my faults and try to do a best job. I do not want to use this...
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