25x25x80mm Triangular Prism BK7 Optical Prisms Gl Physics Teaching Refracted Light Spectrum Children Students Present
4000051474110WT
Specifications :- Brand Name: HUILEY
- Certification: NONE
- Origin: CN(Origin)
- Shape: triangle
- Angle Tolerance: +/-5
- Surface Quality: 40/20
- Material: BK7 (K9) Optical Glass
- Flatness: Triangle Prism
- Size: 25x25x25x80 mm
- Dimension Tolerance: +/-1
- Model Number: LJ02-2580
- Prism Length: 80 mm
- Side Length: 25 mm
Payment:
Shipping:
- All items will be shipped within 5 business days after receiving your cleared payment.
- We use regular mail (no express shipping).
- It takes 14-21 business days to arrive counted from shipment date.
- Sometimes It can takes up to 30 business days if your country has a strict custom regulations.
- Delivery time also takes longer time to arrive on peak seasons or holidays such as Christmas, Chinese Lunar New Year, etc. No tracking number will be given, but rest assured that if you have not receive your item after the estimated delivery times, please inform us and we will quickly act on it.
- We will be responsible for any damages or losses incurred in the shipping process. Item will be shipped to your paypal shipping address.
Return Policy:
- Before returning, please contact us with reason.
- Return is accepted within 14 days after the buyer receiving the item.
- Returned item has to be in its original condition.
- You will be responsible for all shipping costs.
- Returns are accepted at our discretion.
- We may need you to give us proof of evidence, such as Photo of the item.
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