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丸或防蟲丸發出氣體的地方。
鏡片上的或指紋可用柔軟微濕的鏡頭布或
頭紙清潔,惟切勿用溶劑、或其他有機清潔劑。
雖然此鏡頭得益於防塵及防水濺的結構,可於
細雨下使用,但並不是完全防水的,請注意應
避免大量的水濺在鏡頭上,特在水邊的地方
時使用,如部機械、鏡片或電子零件等受水
濕而損壞,一般也難以維修。
溫度突變可能會令鏡頭表面凝結霧氣或水點,
此在天氣寒冷時進入暖和的室環境,最好將鏡
頭放在鏡頭袋,直至鏡頭溫度接近室溫為止。
鏡頭結構
11 - 16
最細光圈
32
最近對焦距離
3.5m
放大倍率
1:6.5
濾鏡口徑
46mm
體積直徑
x
長度
144.8 x 380.3mm
3,310g
體積及重量已包括適馬接環在內
APO 鏡頭所使用的是 SLD 超低色散玻璃,這種材
質因為在製造特性上的原故使之多少會含有一些
氣泡,有的氣泡因被前側鏡片放大而能夠看見,
這並非異常,對鏡頭的光學性能也絲毫沒有影響。
鏡頭所使用之玻璃材料,絕無有害環境之鉛及砷
等物
只适用于中国
产品中有害物质的名称及含量
有害物质
件名称
(Pb)
(Hg)
(Cd)
六价铬
(Cr(VI))
多澳联苯
(PBB)
多溴二苯醚
(PBDE)
外壳
(
金属部件
)
×
外壳
(
树脂部件
)
基板部件
×
光学部件
机械部件
本表格依据
SJ/T 11364
的规定编制。
: 表示该有害物质在该部件所有均质材料中的含量均在
GB/T 26572 规定的限量要求以下。
×: 表示该有害物质至少在该部件的某一均质材料中的
量超出
GB/T 26572
规定的限量要求。
10 5 图形含义 : 此标识是适用于在中销售的电
子讯息产品的环保使用期限。
此产品使用者只要遵守安全和使用上的注意事项 生产
之日起的十年或五年期间不 对环境污染,也不 对人身
和财产造成重大影响。
78


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