Kilfitt Makro-Kilar 90mm f/2.8 後膠合鏡組脫膠/離膠重新黏合 Re-cementing for the rear lens group separation

這支Kilfitt Makro-Kilar 90mm f/2.8的後鏡組是一膠合鏡組，它看起來霧霧的，拆下鏡片後確認它有脫膠/離膠的問題

脫膠/離膠的問題，只要按照標準處理程序，是可以完全被修復的。

整個過程簡略分為下幾個步驟： 取出鏡組、分離鏡片、完整清潔、重新黏合、重新塗上鏡壁黑漆、組裝。

各個步驟實際執行並不輕鬆，需要精準的處理手法，不建議一般DIY自行處理

This Kilfitt Makro-Kilar 90mm f/2.8 had a problem in the lens elements separation on its rear (3rd) lens group, it look hazy.

The lens elements separation can be completely resolved by following the standard treatment procedure: Taking out the lens group, Taking apart the lens elements, Cleaning thoroughly, Re-cementing precisely, Blackening the lens edge, Re-assembling.

All the steps look simple, but involves sophisticated skill. It is highly not recommended to do it yourself!