"example photo" is a correct and usable phrase in written English.
It is often used when giving an example or demonstrating something visually. In the example sentence provided, it is appropriate to use "example photo" to refer to a specific photo that is being created for the purpose of showing or demonstrating something.
For instance, Soften Background shows an example photo with a background blur and tells how the effect is achieved (a shallow depth of field).
For example, Photo Gallery can play slide shows — but if you want music too, Microsoft cheerfully suggests that you first switch into another program and start some music playing there.
The interactive FloTree at the Harvard Museum of Natural History is a tangible example (photo 1); as is the i-lab, Harvard's entrepreneurial hub (photo 2); and the MetaLAB's student-designed "Labrary," a pop-up space where "innovative scenarios for the future" begin (photo 3).
These range in graphical themes, colors, fonts, layout, and elements included, for example, photo galleries.
For example, photo files are displayed as small versions of themselves and sticky notes can be stuck anywhere.
For example, photo identification of the registered keeper and vehicle identity inspections were introduced well before the data on profit-motivated theft became available in 2000.
For example, photo-responsive gels can be 'molded' by light into various three-dimensional shapes, permitting a single sample to have multiple uses.
For example, photos of drunken teenagers.
For example, photos published at the beginning of the crisis were from Iraq and Yemen...".
Because you can put things in with the letter, for example photos.
Example photos are presented that show how aerosols with different physio-optical characteristics and spatial distributions, varying relative humidity, and cloud cover affect the seeing of landscape features.
