能完全关闭的可变光圈
与我们的标准系列可变光圈一样，本系列产品的设计和生产也采用相同质量标准的调整元件，但是不同的是，本品可完全将逼和，通常用在必须测量标定暗信号（背景噪声）的场合。其中的两片叶片装在不同的层，由一个控制杆控制作动。对每个光圈，有两个附带的叶片（未在表中列出）。
注意： 可变光圈安装座单独出售。
订购信息：
#53-906 | #53-907 | |
外径 (mm) | 21.0 | 38.0 |
**孔径 (mm) | 12.0 | 25.0 |
最小孔径 (mm) | 0 | 0 |
厚度 (mm) | 6.20 | 6.10 |
叶片数目 | Two Sets of 5 | Two Sets of 7 |
叶层间距 (mm) | 2.2 | 2.4 |
操纵杆直径 (mm) | 3.00 | 3.00 |
操纵杆长度 (mm) | 11.80 | 12.80 |
构造 | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins |
类型 | Unmounted | Unmounted |
RoHS | 符合标准 | 符合标准 |
Zero Aperture, 29mm Outer Diameter, Iris Diaphragm
库存#62-649技术参数与相关资料
外径 (mm) | 29.0 |
**孔径 (mm) | 18.0 |
最小孔径 (mm) | 0 |
厚度 (mm) | 6.10 |
叶片数目 | Two Sets of 6 |
叶层间距 (mm) | 2.3 |
操纵杆直径 (mm) | 3.00 |
操纵杆长度 (mm) | 13.50 |
构造 | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins |
类型 | Unmounted |
RoHS | 符合标准 |
#53-908 | #53-909 | |
外径 (mm) | 54.0 | 72.0 |
**孔径 (mm) | 37.0 | 50.0 |
最小孔径 (mm) | 0 | 0 |
厚度 (mm) | 7.50 | 9.10 |
叶片数目 | Two Sets of 8 | Two Sets of 8 |
叶层间距 (mm) | 2.7 | 3.2 |
操纵杆直径 (mm) | 3.00 | 3.00 |
操纵杆长度 (mm) | 12.60 | 13.50 |
构造 | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins |
类型 | Unmounted | Unmounted |
RoHS | 符合标准 | 符合标准 |
Zero Aperture, 102mm Outer Diameter, Iris Diaphragm
库存 #64-506技术参数与相关资料
外径 (mm) | 102.0 |
**孔径 (mm) | 75.0 |
最小孔径 (mm) | 0 |
厚度 (mm) | 9.10 |
叶片数目 | Two Sets of 10 |
操纵杆直径 (mm) | 3.00 |
操纵杆长度 (mm) | 14.50 |
构造 | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins |
类型 | Unmounted |
RoHS | 符合标准 |
#62-653 | #62-654 | |
外径 (mm) | 32.0 | 52.0 |
**孔径 (mm) | 12.0 | 25.0 |
最小孔径 (mm) | 0 | 0 |
厚度 (mm) | 6.40 | 6.10 |
叶片数目 | Two Sets of 5 | Two Sets of 7 |
叶层间距 (mm) | 2.2 | 2.4 |
操纵杆直径 (mm) | 3.00 | 3.00 |
操纵杆长度 (mm) | 11.80 | 12.80 |
构造 | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins |
类型 | Mounted | Mounted |
RoHS | 不符合标准 | 不符合标准 |
#62-655 | #62-656 | |
外径 (mm) | 67.0 | 88.0 |
**孔径 (mm) | 37.0 | 50.0 |
最小孔径 (mm) | 0 | 0 |
厚度 (mm) | 7.50 | 9.10 |
叶片数目 | Two Sets of 8 | Two Sets of 8 |
叶层间距 (mm) | 2.7 | 3.2 |
操纵杆直径 (mm) | 3.00 | 3.00 |
操纵杆长度 (mm) | 12.60 | 13.50 |
构造 | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins | Blackened Brass Housing, Black Spring Steel Leaves, Stainless Steel Pins |
类型 | Mounted | Mounted |
RoHS | 不符合标准 | 不符合标准 |
