Tuorla 0.40 m Väisälä-Schmidt camera

Mounting of telescope: equatorial german type

Main mirror: spherical, 0.4 m, stopped to 0.3 m with a aperture ring at the middle of the tube

Tube: Solid

Equivalent focal distance of system: 1.03 m

Effective aperture ratio of system: f/3.4

Field of view: 47' x 30' for 14x9 mm detector, 13'x10' for 4x3 mm

Instrument : originally photographic plate, now a USB-cam

Telescope control system: Manual

Mounting : worm drive

Average sky background brightness in tuorla: 17 mag / square arcsecond in V band

Last modification: 2012

 Tuorla 0.40 m Väisälä-Schmidt camera Technical description of 0.40 m Väisälä-Schmidt camera
Väisälä image plane flattener, film holder and camera shutter
Väisälä image plane flattener, film holder and camera shutter
Image taken with Väisälä-Schmidt telescope and with a webcam at the image plane
Image taken with Väisälä-Schmidt telescope and with a webcam at the image plane
Image taken with f=1850 mm guide scope of Väisälä-Schmidt telescope
Image taken with f=1850 mm guide scope of Väisälä-Schmidt telescope