'Adaptation on the telescope

An other way to adapt a web cam


The second operation consists in adapting the camera on the refractor or the reflector. Here is a very simple and cost less adaptation example. Moreover, it allows to let the camera in its original case.

Get empty boxes of 24x36 mm photo film. Without making publicity for FUJI, FUJI's film boxes are very well adapted for this application, because they ideally fits in the web cam's flange, and the diameter of the box is 31,7 mm, so it fits perfectly in a 31,75 mm size's eyepiece mounting.

Cut the central part of the film box 's top (it's possible to use a white warmed needle).

Stick the top on the flange with cyanocrylate glue.

Cut he film box at 5 mm from the bottom of the box.
Don't throw away the bottom as it would be useful as a camera's top.

Mount the box's body on the  top.

You should put some plaster on the ventilation holes of the camera, in order to prevent dust to get on the CCD sensor.

That 's all folks ! Your is ready to be set in the eyepiece mounting.
It takes you less than one hour to adapt your web cam on your instrument, and the operation's cost is insignificant. 

This a prime focus camera mounting, but you can use it with one or two barlow's lens.

If you want to take photos using eyepiece's projection, its possible to make a mounting which allows you to adapt a universal T-ring on your camera. There are many ways to do it, and everyone will find the one which is best fitted from his own point of view.


An other way to adapt a web cam

An other one of my camera was modified in a different way. With the following mounting, it is possible to take photos with conventional objectives (Pentax objectives in my case), or with an universal T-ring mounted on the instrument. A top of camera objective and a top of a Pentax bayonet were scarified for this mounting. The printed circuit is screwed on  the pentax top with the two original screws. Use a top of a hair spray bottle (for example) to prevent the mounting from the dust ; and for the same reason, use the top of the bayonet for the CCD sensor.

Modif N°2


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