Reheat-pressed blanks

Reheat-pressed blanks are the blanks of various shapes(plano, convex,concave,rods,balls) produced by the secondary heat-pressing.

Product informationForm of supplyTechnical informationMajor application

Product information

The products can be customized by the clients’ demand.

Form of supply

White light

Size of supplyThe company can provide diameter Φ5-Φ300mm lenses, prisms and special-shaped pieces, etc。

Outer diameter of molded material	Secondary pressing blank　 RP products
	Outer diameter tolerance	Center thickness tolerance
<10	±0.10	+0.6/0
10~20	±0.10	+0.5/0
20~40	±0.15	+0.5/0
40~60	±0.20	+0.5/0
60~150	±0.30	+0.6/0
>150	±1.00	+1.0/0

Infrared

Size of supply：Products at the diameters ranging from Φ7 to Φ200mm can be provided steadily

表1 Infrared component indicators 單位:mm
Outer diameter differentiation	Relevant control tolerance
	Outer diameter	Center thickness	Ovality	Uneven thickness
	Outer diameter	Center thickness	≤	≤
5＜∮≤10	0~-0.20	0.6	0.15	0.25
10＜∮≤15	0~-0.20	0.6	0.15	0.25
15＜∮≤30	0~-0.20	0.6	0.2	0.25
30＜∮≤40	0~-0.20	0.6	0.2	0.3
40＜∮≤50	0~-0.20	0.6	0.2	0.3
50＜∮≤60	0~-0.35	0.6	0.25	0.3
60＜∮≤70	0~-0.35	0.6	0.3	0.3
70＜∮≤80	0~-0.35	0.6	0.3	0.3
80＜∮≤100	0~-0.35	0.6	0.3	0.35
100＜∮≤200	0~-0.45	0.6	0.3	0.4

Technical information

Major application

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