NIPROS products are produced by NIPPON VIDEO SYSTEM in Japan


The real professional, Full HD Viewfinder & Field monitor.


The HDF-HR500 is the most advanced featured Viewfinder with Full HD resolution of the 5-inch LCD panel. Because shooting HD or 4K pictures needs more and more sensitive focusing work, this amazing full HD resolution viewfinder in mobile and robust body can help the camera operators to shoot the valuable pictures with its perfect eyesight on the viewfinder screen.

Clear Peaking function

Because Peaking function is the one of the most important feature as the professional viewfinder, NIPROS/PROTECH HDF series have very advanced characteristics. The level of peaking can be easily adjusted by the knob on the front panel, and the high-light portion of peaking pictures look very similar to the top end viewfinders of the most advanced live production camera.


Peaking OFF

Peaking ON

Advanced Zebra function

The Zebra function is also very useful function to adjust the manual iris level of a professional camera. The zebra area of HDF-HR500 & HDF-500 can be adjusted both for upper limit and lower limit of both luminance and chrominance signals.

Return video display function with P-in-P function

In case of multi camera shooting, the return video signal is so important for each camera operator to see the program video or the picture of the partner camera. The main video and the return video can be switched to show on the LCD display from the zoom demand controller inside of HDF viewfinder. Or the resized return video picture can be overlapped onto the main video pictures as the P-in-P function.

Direct function keys

Some of other viewfinders have "function keys" on the front panel, which can be configured with variety of functions. However, it wouldn't good feature for many camera operators as it is impossible to see what will happen when the function button is pushed. Having this feedback from customers, HDF series have the direct function keys with the clear silk print so that camera operators can use any function very easily.

Vector scope & Waveform scope Function

These measurement functions are so convenient, especially when it is used as the field monitor for high-end production. All of necessary picture parameters can be adjusted while seeing these displays.

Level Meter & Monitoring Function for all channels of SDI Embedded Audio

HDF-HR500 and HDF-500 can read the embedded audio data from SDI signal and overlay display its level meter onto the camera pictures. And also selected channel of embedded audio can be monitored by the stereo headphone.

TC Tally Function

This function is useful for cinema or drama production as the REC tally of the camera can be showed on the tally lamp of all HDF monitors which are connected with the camera just with a SDI BNC cable.