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Specifications
- Brand Name: WALLY SKY
- Shape: Aspheric
- Model Number: TJ-10-42
- Usage: optical experiments, homemade telescopes, projectors, etc.
- Structure: Plano-convex
- Material: K9 optical glass
- Focal Length: 40 mm
- Lens Diameter: 42 mm
- Intermediate Thickness: 8.2 mm
- Edge Thickness: 2.03 mm
- Surface Quality: 60-40
- Tolerance: +-0.1
- Angle Tolerance: +-3
K9 Optical Glass Lens Plano Convex Lens Diameter 42mm Convex lens Focal length 40mm Spotlight Imaging Experiment Stage Lights
3.14
$
17
orders
/
10
reviews
Price history
- for 3 month
- for half a year
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2.98 $ (-5%)
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2.51 $ (-20%)
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Customer Reviews
B***r
March 30, 2020
Fast devivery, Excellent packaging, Good quality, got even magnifying glass as a gift. Recommend.