- ø306mm屏幕能使正像更加清晰可見。
- 使用具有等焦3-鏡頭卡扣式旋轉盤。
- 使用升降立柱機械結構。
- XY手柄內的快速釋放控制能使工作台進給在粗調和微調之間切換。
- 所有型號均為帶光柵尺的高精度工作台。
- 所有尺寸工作台在X和Y軸方向均可實現(3+0.02L)µm的高測量精度
- 高精度尋邊器(OPTOEYE)的型號。
- 測量範圍(300×170mm),為三豐同類產品中最大。

規格:
| Protractor screen | Model No. | PJ-H30A1010B | PJ-H30A2010B | PJ-H30A2017B | PJ-H30A3017B |
| Order No. | 303-712-1 | 303-713-1 | 303-714-1 | 303-715-1 | |
| Protractor screen, OPTOEYE (built-in), Electromotive focusing | Model No. | PJ-H30D1010B | PJ-H30D2010B | PJ-H30D2017B | PJ-H30D3017B |
| Order No. | 303-732-1 | 303-733-1 | 303-734-1 | 303-735-1 | |
| Projected image | Erect | ||||
| Protractor screen | Effective diameter | Ø306 mm (12in) | |||
| Screen material | Fine-ground glass | ||||
| Screen rotation | ±360o (±370o for display) | ||||
| Resolution | 1′ or 0.01o (swithchable) | ||||
| Mechanism | Fine feed and clamp | ||||
| Cross-hairs | 90o (solid lines) | ||||
| Resolution for X/Y counter | 0.001 mm / 0.0001 in | ||||
| Measuring unit | High-accuracy digital scale | ||||
| Measuring range (XxY) | 100×100 mm | 200×100 mm | 200×170 mm | 300×170 mm | |
| Measuring accuracy | (3+0.02L) µm L= Measured length (mm) | ||||


