A rendering drawing of the YASHICA Lynx 1000 was featured on the cover page of its brochure printed in 1960.

This is the first model of the Lynx series rangefinder cameras introduced in the 60s.
 
 
Film Compatibility: 35mm (Optimized for ISO400)
Shutter Speed: 1/125s +/- 1 level
Aperture: F11
Focus Range: 1m to infinity
Battery: AAA Size x 1, for flash
Battery Life: around 120 times of flash*
Flash Life: up to 3,000 times of flash**
Dimensions(mm): 110(W)x55.3(H)x33.5(D)
 
*   Battery Life will vary with different brands and types of battery
** Flash Life will vary on a different environment, temperature and humidity