Dale Leckie: Wildlife, Landscapes, and Geology: An Alberta and Saskatchewan Touring Guide XLR and level of light in

and level of light in your shot

Thanks to this hard platform

Built with precision-cut glass configured in 9 groups with 14 elements all made to capture high resolution images

The extreme 110° angle of view and ultra-fast f/2 aperture allow photographers to create impressive astro-photography shots with ease

Dale Leckie: Wildlife, Landscapes, and Geology: An Alberta and Saskatchewan Touring Guide XLR and level of light inGeology can be defined as "the science which deals with the physical structures and substance of the earth, their history and the processes which act on them." From the Rocky Mountains to the rain shadow of the prairies, from deeply entrenched rivers of prairie oases and glaciated terrain, geology has a strong impact on wildlife. The relationship between wildlife and landcape is explored and exemplified in the lives of golden eagles and the Rockies,