Optics for Astrophotography

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Astrophotography SetFocal length, mmRelative apertureAngular field-of-view, degPrice–
Rubinar – 10/1000
+
Teleconverter TKL-2		20001/201.25314 USDorder now
MTO-11CA
+
Teleconverter TKL-2		20001/201.25290 USDorder now
Rubinar – 5.6/500
+
Teleconverter TKL-2		10001/11.22.5284 USDorder now
Rubinar – 4.5/300
+
Teleconverter TKL-2		6001/94214 USDorder now
Rubinar – 8/500
+
Teleconverter TKL-2		10001/162.5224 USDorder now
3M – 5CA
+
Teleconverter TKL-2		10001/162.5204 USDorder now

The Zenit cameras (Zenit 122, Zenit 312M, Zenit 412DX, Zenit 412LS and others) attaches directly to the sets without adapters of any kind and produces excellent telephoto or astronomical photographs.

To see pictures made with the telephoto lenses see here >>

Here are the examples:

Set:Picture:Description:
Zenit 122 camera +
Rubinar 10/1000 lens +
Teleconverter TKL-2		The Rubinars work well with the TKL-2x teleconverter and effectively increase the focal length to 2000mm and the f ratio to 20. This combination is excellent for lunar photography and for the planets. With an appropriae filter photographs of the sun will show sunspots and other features. With an H alpha system true surface images can be made with startling deail and clarity.
Zenit 122 camera +
Rubinar 5.6/500 lens +
Teleconverter TKL-2		The 5.6/500mm Rubinar can be used with the 2x converter without measurable loss of detail. The converter connects directly to the lesns and the camera to the converter making an effective focal length of 1000mm at a focal ration of f11. An excellent combination for nature and bird photography.
Zenit 122 camera +
Rubinar 4.5/300 lens +
Teleconverter TKL-2		The 300mm Rubnar can be used with the 2x teleconverter and the zenit camera giving an effective focal length of 600mm at f9.This is a very convenient lens combination to produce very long range terresterial photographs and vor whole disk photographs of the lunar surface. An excellent scope for larger views of the deep sky and used with a good tracking mount.

Canon EOS, Canon FD, Minolta MD, Nikon, Contax/Yashica cameras (film or digital) and other brands can be used with the astrophotography sets by way of the adapter rings.

Set:Picture:
Canon Digital Rebel +
Rubinar 5.6/500 lens +
Teleconverter TKL-2 +
M42/CanonEOS adapter

If you purchase the special adapter, you can use the sets for different cameras.

M42/Canon EOS adapter30 USDorder now
M42/Canon FD adapter20 USDorder now
M42/Minolta MD adapter20 USDorder now
M42/Nikon adapter20 USDorder now
M42/Yashica-Contax adapter20 USDorder now

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