Potreban externi dispay za DSLR

[legenda]

Zdravo.
Treba mi neki najeftiniji displej sto postoji za DSLR,planiram ga kaciti na GH4 jer zbog Beholder -a MS 1 ne vidim ekran a treba mi orijentaciono samo da vidim sta snimam.

[arhi]

da li imas HDMI izlaz na tom aparatu?
koliki display hoces? 5" 7" veci manji?
ja imam odlicna iskustva sa ovim 7" - http://www.ebay.com/itm/262050803732?_trksid=p2060353.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT

od 5" imas jeftinije sa manjom rezolucijom:
http://www.ebay.com/itm/5-Inch-800x480-HDMI-TFT-LCD-Touch-Screen-for-Raspberry-PI-3-2-Model-B-B-A-B-/222114863049?hash=item33b713d7c9:g:gosAAOSwPv9XMED0
http://www.ebay.com/itm/5-Inch-800x480-HDMI-Touch-LCD-Screen-Display-for-Raspberry-Pi-3-Pi-2-Model-B-/301953704889?hash=item464dd7e3b9:g:~noAAOSwvgdW1~nt
http://www.ebay.com/itm/5-Inch-840-480-HDMI-Resistive-Touch-Screen-LCD-Display-for-Raspberry-Pi-2-3-B-/221952432326?hash=item33ad6558c6:g:7zcAAOSw8vZXNU6n

manje od toga jedino ovako nesto:
http://www.ebay.com/itm/4-inch-HDMI-Monitor-Resistive-Touch-Screen-TFT-LCD-for-Raspberry-Pi-Model-B-B-/191585586629?hash=item2c9b640dc5:g:Y8QAAOSw3xJVXpWb