Description
Bausch & Lomb 35-53-06-140 Certified Precision Grating 2160 Groves 58mm
- Grooves/mm: 2160
- Date: 1/28/80
- Ruled area: 52mm x 52mm
- Blank size: 58mm x 58mm
- Radius, if concave: infinity
- Blank material: BSC-2
- Blaze wavelength: 2000A
- Blaze angle: 12-28
- Efficiency: 56% at 2224, 58% at 2650, 65% at 2752
- Resolution: +90%
- Intensity of max ghost: 183% of parent in the 1st order of 5461A
Condition: Used
This item has been inspected and it appears to be in good condition. Please view our photo set and contact us with any questions.