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3-6969-01 Biconvex Lens Φ5mm Focus Distance: 5mm Back Focus: 3.93mm TS-0332Q1
model:
3-6969-01
category:
frame
Product Description
Product Model: 3-6969-01 Features This optical lens hav […]
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Product Details
Product Model: 3-6969-01
Features
- This optical lens having positive focal length is mainly ***d for magnification of image, light condensing, and relay optical system.
- Made of quart, this product offers high transmittance in all regions from ultraviolet region to infra red ray wavelength region（approx. 900n*m*）.
- Its low thermal expansion coefficient ensures excellent heat resistance.
Spec
- Outer diameter (φmm): 5
- Focus distance (mm): 5
- Bag focus (mm): 3.93
- Medium thickness (mm): 2.8
- Koba meat (mm): 1.25
- Material: Synthetic quartz
- Design wavelength: 587.6nm
- Refractive index: 1.45850/nd
- Chamfer (45°): 0.1mm
- Tolerance range
- Outer diameter: φ+0/-0.1mm
- Center thickness: ±0.2mm
- Focal length: ±2％
- Surface quality: MIL60-40
- Eccentricity: within 3 minutes (3')
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