Dichroic Reticle Technology (‘DichroTech’), an interesting illumination concept – a special coating, applied onto the reticle, is illuminated by ambient light and thus the riflescope does not need a battery. A detailed article is available here.
Optika HD, a series of entry-level binoculars, offering great quality for the price. Click here to learn more about it.
Optika 6, a series of riflescopes; some of the models can be purchased with the DichroTech reticle. More information is available here.