The auto-set function safely controls descent of the detector, eliminating the possibility of operator error causing damage to the stylus.

Auto-set unit*

178-010

This unit automatically completes a full measurement cycle of stylus contact, measurement, stylus retraction and detector auto-return from just one button push (stylus retraction and detector auto-return can be switched on and off by operating the drive unit).

X-axis adjustment unit*
178-020
This unit helps fine-tune the horizontal (X axis) direction. 

Tilting adjustment unit*
178-030
This unit is used for aligning the workpiece surface with the detector reference plane. It supports the DAT function to make the leveling of workpiece surfaces

Compact but Highly Functional

Surface roughness tester with refined user-friendliness that has been highly rated by customers over the years.

Surftest SJ-210 Series

Exceptionally convenient compact surface roughness testers that can be carried around like handheld tools, or used on sites.

Outstanding visibility!  
2.4-inch color graphic LCD

Clear, easy-to-read, large screen with backlight.

Shortcuts that enable intuitive operation

Display settings can be easily changed by operating the [←] and [→] keys inside the cover. For example, cutoff value (λc)  and number of segments (N) can be easily switched on the measurement screen.

GO/NG judgment screen designed with emphasis on ease-of-comprehension

Results can be clearly determined at a glance since pass and fail are indicated in different colors.

With a carrying case, easy to carry around

Convenient, dedicated case for comfortable carrying

Compact but Highly Functional

Surface roughness tester with refined user-friendliness that has been highly rated by customers over the years.

Surftest SJ-310 Series

Compact surface roughness testers that not only provide bothdiverse measuring/analytical functions and excellent portability, but also have built-in printers.

Supports measurement with outstanding visibility on the large 5.7-inch color graphic LCD

The large-screen LCD comes with a touch-panel. High operability makes measurement smooth.

Delete function that widens the utilization range of the data

 Allows calculation by partially deletingabnormal results, such as cracks.

With a built-in high-speed printer,  allows