Panasonic ET-RFL310

Sipa WK17B

Throw Ratio:0.487:1

ROLY WH140

Throw Ratio:0.952-1.526:1

ROLY WD304

Throw Ratio:0.5:1

ROLY WE435

Throw Ratio:0.7-0.85：1

ROLY WK164

Throw Ratio:0.651:1