| R02801-00 |
STEP CIRCULAR ND FILTER: OD=50mm, ID=7.5mm, D=0 to 1 in 6 steps |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
50mm
|
7.5mm
|
| R02805-00 |
STEP CIRCULAR ND FILTER: OD=50mm, ID=7.5mm, D=0 to 2 in 6 steps |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
50mm
|
7.5mm
|
| R02810-00 |
STEP CIRCULAR ND FILTER: OD=50mm, ID=7.5mm, D=0 to 1 in 11 steps |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
50mm
|
7.5mm
|
| R02815-00 |
STEP CIRCULAR ND FILTER: OD=50mm, ID=7.5mm, D=0 to 2 in 11 steps |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
50mm
|
7.5mm
|
| R02820-00 |
STEP CIRCULAR ND FILTER: OD=100mm, ID=25.4mm, D=0 to 1 in 6 step |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
100mm
|
25.4mm
|
| R02825-00 |
STEP CIRCULAR ND FILTER: OD=100mm, ID=25.4mm, D=0 to 2 in 6 step |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
100mm
|
25.4mm
|
| R02830-00 |
STEP CIRCULAR ND FILTER: OD=100mm, ID=25.4mm, D=0 to 1 in 11 ste |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
100mm
|
25.4mm
|
| R02835-00 |
STEP CIRCULAR ND FILTER: OD=100mm, ID=25.4mm, D=0 to 2 in 11 ste |
2mm ±0.2mm
|
BK-7
|
80-50 Scratch & Dig
|
< 2 Fringes / Inch @ 632.8nm
|
± 3 Arc Minutes
|
100mm
|
25.4mm
|
