Puckerings has dated this piece to the 1910s.
The brass is clad in a dark textured leather, the eye pieces have built in shades, a great look. In addition, they have pull-out lens shades.

Superb condition measuring 7 1/2" when fully opened. While closed, they measure 5 1/2" tall x 5" wide x 2 1/2".
They come complete with their brown leather case measuring 5 3/4" x 3 1/4" x 6 1/8" tall.
Item: 42087
FREE Worldwide Registered Airmail Directly From the UK
Puckerings has dated this piece to the 1910s.
A quality online collection of fine english antique smalls with free worldwide shipping from london, england
You can view the stock and full dealer information on the Puckerings Profile Page