There's the option of a periscope-style EVF, but it's not as good as the NEX's.
From the techcrunch.com
He attached to his belt his reliable black periscope, which he sells for a living.
From the usatoday.com
It can even carry a camera to serve as a kind of periscope for the sub's controller.
From the newscientist.com
Underneath the boat is a makeshift submarine complete with controls and a periscope.
From the washingtonpost.com
The rear-view mirror was a periscope, an idea that resurfaced decades later.
From the smh.com.au
Being able to understand what's going on in the periscope image requires great skill.
From the time.com
The astronauts had to use a periscope to see where they were hurtling.
From the stltoday.com
Its shape needed to be disrupted in the clear Gulf waters, especially at periscope level.
From the yorkpress.co.uk
Until the squeegee squad came out, the flagstick looked like a periscope.
From the washingtontimes.com
More examples
An optical instrument that provides a view of an otherwise obstructed field
A periscope is an instrument for observation from a concealed position. In its simplest form it consists of a tube with mirrors at each end set parallel to each other at a 45-degree angle. ...
Periscope is an art gallery and event space located in the Lee Bank area of Birmingham, England.
A form of viewing device that allows the viewer to see things at a different height level and usually with minimal visibility; : A general or comprehensive view; To rise and peer around, in the manner of a periscope
(n.): a device that, through a series of mirrors and prisms, allows one to view something not directly in the line of sight. Periscopes are used on submarines to allow the sailors to see above the waterline.
Rabbits sit up on their hind feet to get a better view of their surroundings. Usually periscoping occurs when a rabbit hears something and is trying to figure out what it is. Rabbits also use this technique to become taller so they can reach the snack you are holding.
A boxlike arrangement with two mirrors for looking over the top without exposing the napper.
A device with two mirrors used to change the path taken by light.